/* ═══════════════════════════════════════════════════════════
   UniBB Bot — CSS Principal
   Tema: Dark GitHub + Banco do Brasil (#003882 + #FFCC00)
═══════════════════════════════════════════════════════════ */

/* ── RESET & BASE ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-base:      #0d1117;
  --bg-card:      #161b22;
  --bg-card2:     #1c2128;
  --border:       #30363d;
  --border-light: #21262d;
  --bb-blue:      #003882;
  --bb-yellow:    #FFCC00;
  --text-primary: #e6edf3;
  --text-sec:     #8b949e;
  --text-muted:   #484f58;
  --green:        #3fb950;
  --red:          #f85149;
  --yellow:       #d29922;
  --blue:         #58a6ff;
  --purple:       #bc8cff;
  --cyan:         #39d353;
  --sidebar-w:    240px;
  --radius:       10px;
  --radius-sm:    6px;
  --shadow:       0 4px 24px rgba(0,0,0,.5);
  --transition:   .2s cubic-bezier(.4,0,.2,1);
}

html { font-size: 15px; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
button { cursor: pointer; font-family: inherit; border: none; outline: none; }
input, select { font-family: inherit; outline: none; }
code {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  color: var(--bb-yellow);
}

/* ── SCROLLBAR ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 7px; height: 7px; }
::-webkit-scrollbar-track { background: var(--bg-card); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #484f58; }

/* ══════════════════════════════════════════════════════════════
   LOGIN PANEL
══════════════════════════════════════════════════════════════ */
.login-panel {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  background: var(--bg-base);
  background-image: radial-gradient(ellipse at 60% 0%, rgba(0,56,130,.25) 0%, transparent 60%),
                    radial-gradient(ellipse at 10% 90%, rgba(255,204,0,.08) 0%, transparent 50%);
}

.login-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 560px;
  margin-bottom: 24px;
}

.logo-wrapper { display: flex; align-items: center; gap: 12px; }
.logo-icon svg { display: block; filter: drop-shadow(0 4px 12px rgba(255,204,0,.4)); }
.logo-title { display: block; font-size: 1.4rem; font-weight: 800; color: var(--text-primary); }
.logo-sub { display: block; font-size: .75rem; color: var(--text-sec); }

.status-badge {
  display: flex; align-items: center; gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: .8rem;
  color: var(--text-sec);
}
.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #f85149;
}
.status-dot.offline { background: #f85149; }
.status-dot.online { background: #3fb950; animation: pulse-green 1.5s ease-in-out infinite; }

@keyframes pulse-green {
  0%,100% { box-shadow: 0 0 0 0 rgba(63,185,80,.6); }
  50%      { box-shadow: 0 0 0 6px rgba(63,185,80,0); }
}

.login-card {
  width: 100%;
  max-width: 560px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  box-shadow: var(--shadow);
}
.login-card-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 4px; }
.login-card-sub { font-size: .85rem; color: var(--text-sec); margin-bottom: 28px; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full-width { grid-column: 1 / -1; }

.form-label {
  font-size: .8rem;
  font-weight: 600;
  color: var(--text-sec);
  display: flex; align-items: center; gap: 5px;
}
.label-icon { font-size: 1rem; }

.input-wrapper { position: relative; }
.form-input {
  width: 100%;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 10px 14px;
  font-size: .9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-input:focus {
  border-color: var(--bb-blue);
  box-shadow: 0 0 0 3px rgba(0,56,130,.25);
}
.form-input::placeholder { color: var(--text-muted); }
.input-hint {
  display: block;
  font-size: .72rem;
  color: var(--text-muted);
  margin-top: 3px;
}

.password-wrapper .form-input { padding-right: 42px; }
.toggle-pass {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  background: transparent;
  color: var(--text-muted);
  transition: color var(--transition);
}
.toggle-pass:hover { color: var(--text-primary); }

.select-wrapper { position: relative; }
.form-select {
  width: 100%;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 10px 14px;
  font-size: .9rem;
  appearance: none;
  cursor: pointer;
  transition: border-color var(--transition);
}
.form-select:focus { border-color: var(--bb-blue); }
.select-wrapper::after {
  content: '▾';
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.api-provider-tabs {
  display: flex; gap: 6px; margin-bottom: 8px;
}
.api-tab {
  background: var(--bg-base);
  border: 1px solid var(--border);
  color: var(--text-sec);
  padding: 5px 12px;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 500;
  transition: all var(--transition);
}
.api-tab.active {
  background: rgba(0,56,130,.3);
  border-color: var(--bb-blue);
  color: var(--blue);
}
.api-tab:hover { border-color: var(--blue); color: var(--blue); }

/* Botão Conectar */
.btn-connect {
  width: 100%;
  margin-top: 24px;
  background: var(--bb-yellow);
  color: var(--bb-blue);
  border-radius: 10px;
  padding: 15px 24px;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: .5px;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  position: relative; overflow: hidden;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(255,204,0,.3);
}
.btn-connect:hover {
  background: #ffe033;
  box-shadow: 0 6px 28px rgba(255,204,0,.5);
  transform: translateY(-1px);
}
.btn-connect:active { transform: translateY(0); }
.btn-connect.loading { opacity: .8; pointer-events: none; }
.btn-icon { font-size: 1.2rem; }
.btn-label { flex: 1; text-align: center; }

/* Ripple */
.btn-ripple {
  position: absolute; inset: 0;
  background: rgba(255,255,255,.15);
  border-radius: inherit;
  transform: scale(0);
  opacity: 0;
}
.btn-connect:active .btn-ripple {
  animation: ripple .3s ease-out forwards;
}
@keyframes ripple {
  to { transform: scale(1); opacity: 0; }
}

/* Log de conexão */
.connection-log {
  margin-top: 20px;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.conn-log-header {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-card2);
  padding: 8px 14px;
  font-size: .8rem;
  color: var(--text-sec);
  border-bottom: 1px solid var(--border);
}
.conn-log-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse-green 1s infinite;
}
.conn-log-body {
  padding: 10px 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  max-height: 180px;
  overflow-y: auto;
  display: flex; flex-direction: column; gap: 3px;
}
.conn-log-line { opacity: 0; animation: fadeIn .3s forwards; }
.conn-log-line.success { color: var(--green); }
.conn-log-line.info { color: var(--blue); }
.conn-log-line.loading { color: var(--yellow); }

@keyframes fadeIn { to { opacity: 1; } }

.security-note {
  margin-top: 16px;
  text-align: center;
  font-size: .75rem;
  color: var(--text-muted);
}
.login-footer {
  margin-top: 20px;
  display: flex; gap: 10px; align-items: center;
  font-size: .75rem; color: var(--text-muted);
}

/* ══════════════════════════════════════════════════════════════
   DASHBOARD — LAYOUT
══════════════════════════════════════════════════════════════ */
.dashboard { display: flex; min-height: 100vh; }

/* SIDEBAR */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: fixed; left: 0; top: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
}
.sidebar-logo {
  display: flex; align-items: center; gap: 10px;
  padding: 20px 18px;
  border-bottom: 1px solid var(--border);
}
.logo-icon-sm svg { display: block; }
.sidebar-brand { font-size: 1rem; font-weight: 800; color: var(--text-primary); }

.sidebar-nav {
  flex: 1;
  display: flex; flex-direction: column; gap: 2px;
  padding: 12px 10px;
  overflow-y: auto;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-sec);
  font-size: .88rem;
  font-weight: 500;
  text-align: left;
  transition: all var(--transition);
  position: relative;
}
.nav-item:hover { background: var(--bg-card2); color: var(--text-primary); }
.nav-item.active { background: rgba(0,56,130,.35); color: var(--blue); }
.nav-item.active::before {
  content: '';
  position: absolute; left: -10px; top: 4px; bottom: 4px;
  width: 3px;
  background: var(--bb-yellow);
  border-radius: 0 2px 2px 0;
}
.nav-icon { font-size: 1rem; }
.nav-label { flex: 1; }
.nav-badge {
  background: rgba(0,56,130,.5);
  color: var(--blue);
  font-size: .7rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
  min-width: 20px; text-align: center;
}

.sidebar-session {
  padding: 14px 12px;
  border-top: 1px solid var(--border);
}
.session-info { margin-bottom: 10px; }
.session-row {
  display: flex; align-items: center; gap: 6px;
  font-size: .8rem; color: var(--text-sec);
}
.session-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse-green 1.5s infinite;
}
.session-timer {
  font-family: 'JetBrains Mono', monospace;
  font-size: .95rem;
  color: var(--text-primary);
  font-weight: 600;
  margin-top: 3px;
}
.btn-disconnect {
  width: 100%;
  background: rgba(248,81,73,.1);
  border: 1px solid rgba(248,81,73,.3);
  color: var(--red);
  border-radius: var(--radius-sm);
  padding: 7px;
  font-size: .8rem;
  font-weight: 600;
  transition: all var(--transition);
}
.btn-disconnect:hover { background: rgba(248,81,73,.2); }

/* MAIN CONTENT */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex; flex-direction: column;
  min-height: 100vh;
}

/* TOPBAR */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
  position: sticky; top: 0; z-index: 50;
}
.page-title { font-size: 1.1rem; font-weight: 700; }
.page-sub { display: block; font-size: .78rem; color: var(--text-sec); }
.topbar-right { display: flex; gap: 8px; }
.topbar-badge {
  display: flex; align-items: center; gap: 6px;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: .78rem; color: var(--text-sec);
}
.topbar-badge-dot {
  width: 7px; height: 7px; border-radius: 50%;
}
.topbar-badge-dot.green { background: var(--green); animation: pulse-green 1.5s infinite; }
.topbar-badge-dot.blue { background: var(--blue); }

/* TAB SECTIONS */
.tab-section { display: none; padding: 24px 28px; flex: 1; }
.tab-section.active { display: block; animation: tabIn .25s ease; }
@keyframes tabIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ── MÉTRICAS ──────────────────────────────────────────────── */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color var(--transition), transform var(--transition);
}
.metric-card:hover { border-color: var(--border); transform: translateY(-2px); }
.metric-icon {
  width: 40px; height: 40px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
}
.metric-icon.blue { background: rgba(88,166,255,.1); }
.metric-icon.green { background: rgba(63,185,80,.1); }
.metric-icon.yellow { background: rgba(210,153,34,.1); }
.metric-icon.purple { background: rgba(188,140,255,.1); }
.metric-label { font-size: .78rem; color: var(--text-sec); font-weight: 500; }
.metric-value { font-size: 2rem; font-weight: 800; color: var(--text-primary); line-height: 1; }
.metric-value.green-text { color: var(--green); }
.metric-trend {
  font-size: .73rem; color: var(--text-muted);
}
.metric-trend.up { color: var(--green); }
.metric-trend.down { color: var(--red); }

/* ── CHARTS ────────────────────────────────────────────────── */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.chart-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.chart-card.wide { grid-column: 1 / -1; }
.chart-card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
}
.chart-title { font-size: .9rem; font-weight: 700; }
.chart-period { font-size: .75rem; color: var(--text-sec); }

/* ── CURSOS ────────────────────────────────────────────────── */
.section-action-bar {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 20px;
}
.btn-scan {
  display: flex; align-items: center; gap: 8px;
  background: var(--bb-yellow);
  color: var(--bb-blue);
  border-radius: 8px;
  padding: 11px 24px;
  font-size: .9rem; font-weight: 800;
  transition: all var(--transition);
  box-shadow: 0 3px 14px rgba(255,204,0,.25);
}
.btn-scan:hover {
  background: #ffe033;
  box-shadow: 0 5px 20px rgba(255,204,0,.4);
  transform: translateY(-1px);
}
.scan-status {
  font-size: .82rem; color: var(--text-sec);
  font-family: 'JetBrains Mono', monospace;
}

.courses-list { display: flex; flex-direction: column; gap: 12px; }

.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex; flex-direction: column; gap: 10px;
  transition: border-color var(--transition), transform var(--transition);
  animation: slideUp .3s ease both;
}
.course-card:hover { border-color: rgba(88,166,255,.4); transform: translateX(4px); }
@keyframes slideUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

.course-header {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 12px;
}
.course-title-row { display: flex; align-items: center; gap: 10px; }
.course-emoji { font-size: 1.4rem; }
.course-name { font-size: .95rem; font-weight: 700; color: var(--text-primary); }
.course-status-badge {
  font-size: .72rem; font-weight: 600;
  padding: 3px 10px; border-radius: 999px;
}
.course-status-badge.in-progress { background: rgba(88,166,255,.15); color: var(--blue); }
.course-status-badge.completed { background: rgba(63,185,80,.15); color: var(--green); }
.course-status-badge.not-started { background: rgba(210,153,34,.15); color: var(--yellow); }

.course-meta {
  display: flex; gap: 16px; flex-wrap: wrap;
}
.course-meta-item { font-size: .78rem; color: var(--text-sec); }
.course-meta-item strong { color: var(--text-primary); }

.course-progress-row { display: flex; align-items: center; gap: 12px; }
.progress-track {
  flex: 1; height: 7px;
  background: var(--bg-base);
  border-radius: 999px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--bb-blue), var(--blue));
  transition: width 1.2s cubic-bezier(.4,0,.2,1);
}
.progress-fill.completed { background: linear-gradient(90deg, #1a8f3c, var(--green)); }
.progress-pct { font-size: .8rem; font-weight: 700; color: var(--text-primary); min-width: 35px; }

.course-actions { display: flex; gap: 8px; }
.btn-course {
  display: flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: 6px;
  font-size: .8rem; font-weight: 600;
  transition: all var(--transition);
}
.btn-course.primary {
  background: rgba(0,56,130,.3);
  border: 1px solid rgba(0,56,130,.5);
  color: var(--blue);
}
.btn-course.primary:hover { background: rgba(0,56,130,.5); }
.btn-course.auto {
  background: rgba(255,204,0,.15);
  border: 1px solid rgba(255,204,0,.4);
  color: var(--bb-yellow);
}
.btn-course.auto:hover { background: rgba(255,204,0,.25); }
.btn-course.disabled { opacity: .4; pointer-events: none; }

/* ── AUTOMAÇÃO ─────────────────────────────────────────────── */
.automation-header { margin-bottom: 20px; }
.auto-status-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.auto-idle {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 10px; padding: 20px;
}
.auto-idle-icon { font-size: 3rem; }
.auto-idle h3 { font-size: 1.1rem; font-weight: 700; }
.auto-idle p { font-size: .87rem; color: var(--text-sec); }

.auto-running-header {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-bottom: 16px;
}
.auto-running-title {
  display: flex; align-items: center; gap: 10px;
  font-size: .95rem; font-weight: 700;
}
.pulse-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse-green .8s ease-in-out infinite;
}
.auto-controls { display: flex; gap: 8px; }
.btn-ctrl {
  padding: 6px 14px; border-radius: 6px;
  font-size: .8rem; font-weight: 600;
  transition: all var(--transition);
}
.btn-ctrl.pause { background: rgba(210,153,34,.15); border: 1px solid rgba(210,153,34,.4); color: var(--yellow); }
.btn-ctrl.stop { background: rgba(248,81,73,.15); border: 1px solid rgba(248,81,73,.4); color: var(--red); }
.btn-ctrl.view { background: rgba(88,166,255,.15); border: 1px solid rgba(88,166,255,.4); color: var(--blue); }
.btn-ctrl:hover { filter: brightness(1.3); }

.auto-progress-bar {
  height: 8px;
  background: var(--bg-base);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 6px;
}
.auto-progress-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--bb-blue), var(--blue), var(--green));
  transition: width .6s ease;
}
.auto-progress-label { font-size: .8rem; color: var(--text-sec); }

/* Console */
.console-wrapper {
  background: #010409;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.console-header {
  display: flex; align-items: center; gap: 10px;
  background: var(--bg-card2);
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
}
.console-dots { display: flex; gap: 6px; }
.c-dot { width: 12px; height: 12px; border-radius: 50%; }
.c-dot.red { background: #ff5f57; }
.c-dot.yellow { background: #febc2e; }
.c-dot.green { background: #28c840; }
.console-title { flex: 1; font-size: .8rem; color: var(--text-muted); font-family: 'JetBrains Mono', monospace; }
.console-clear {
  font-size: .75rem; color: var(--text-muted);
  background: transparent;
  transition: color var(--transition);
}
.console-clear:hover { color: var(--text-primary); }
.console-body {
  padding: 14px 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  max-height: 420px;
  overflow-y: auto;
  display: flex; flex-direction: column; gap: 3px;
}
.console-line {
  opacity: 0;
  animation: fadeIn .2s forwards;
  white-space: pre-wrap;
  word-break: break-word;
}
.console-line.info    { color: var(--blue); }
.console-line.success { color: var(--green); }
.console-line.error   { color: var(--red); }
.console-line.warn    { color: var(--yellow); }
.console-line.ia      { color: var(--purple); }
.console-line.nav     { color: var(--cyan); }
.console-line.video   { color: #ffa657; }
.console-line.pdf     { color: #79c0ff; }

/* ── PROVAS ─────────────────────────────────────────────────── */
.provas-wrapper {}
.prova-detector {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 24px;
}
.prova-detector-icon { font-size: 3.5rem; }
.prova-detector h3 { font-size: 1.1rem; font-weight: 700; }
.prova-detector p { color: var(--text-sec); font-size: .87rem; max-width: 420px; }
.btn-demo-prova {
  background: rgba(255,204,0,.15);
  border: 1px solid rgba(255,204,0,.4);
  color: var(--bb-yellow);
  padding: 10px 24px; border-radius: 8px;
  font-size: .88rem; font-weight: 700;
  transition: all var(--transition);
  margin-top: 8px;
}
.btn-demo-prova:hover { background: rgba(255,204,0,.25); }

.prova-area {}
.prova-header-card {
  display: flex; align-items: flex-start; gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 20px;
}
.prova-icon { font-size: 2.5rem; }
.prova-info { flex: 1; }
.prova-info h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.prova-meta { display: flex; gap: 20px; flex-wrap: wrap; }
.prova-meta span { font-size: .82rem; color: var(--text-sec); }
.prova-actions { display: flex; flex-direction: column; gap: 8px; }
.btn-prova {
  padding: 8px 18px; border-radius: 6px;
  font-size: .82rem; font-weight: 700;
  white-space: nowrap;
  transition: all var(--transition);
}
.btn-prova.start {
  background: var(--bb-yellow); color: var(--bb-blue);
}
.btn-prova.start:hover { background: #ffe033; }
.btn-prova.cancel {
  background: rgba(248,81,73,.1);
  border: 1px solid rgba(248,81,73,.3);
  color: var(--red);
}
.btn-prova.cancel:hover { background: rgba(248,81,73,.2); }

.questoes-container { display: flex; flex-direction: column; gap: 14px; }
.questao-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  animation: slideUp .2s ease both;
}
.questao-num { font-size: .75rem; color: var(--text-sec); margin-bottom: 8px; font-family: 'JetBrains Mono', monospace; }
.questao-text { font-size: .9rem; font-weight: 500; margin-bottom: 14px; line-height: 1.6; }
.questao-alternativas { display: flex; flex-direction: column; gap: 7px; }
.alternativa {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: .85rem;
  color: var(--text-sec);
  transition: all var(--transition);
}
.alternativa.selected {
  border-color: var(--green);
  background: rgba(63,185,80,.1);
  color: var(--text-primary);
}
.alternativa-letra {
  font-weight: 700; min-width: 22px;
  color: var(--text-muted);
}
.alternativa.selected .alternativa-letra { color: var(--green); }
.questao-ia-badge {
  margin-top: 10px;
  font-size: .75rem;
  color: var(--purple);
  font-family: 'JetBrains Mono', monospace;
}

.resultado-final {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--green);
  border-radius: var(--radius);
  padding: 48px 24px;
  animation: fadeIn .5s ease;
}
.resultado-icon { font-size: 3rem; }
.resultado-final h2 { font-size: 1.5rem; font-weight: 800; }
.resultado-score { font-size: 3rem; font-weight: 800; color: var(--green); }
.resultado-status { font-size: 1rem; font-weight: 700; }
.resultado-status.aprovado { color: var(--green); }
.resultado-status.reprovado { color: var(--red); }
.resultado-badge {
  background: rgba(255,204,0,.15);
  border: 1px solid rgba(255,204,0,.4);
  color: var(--bb-yellow);
  padding: 8px 20px; border-radius: 999px;
  font-weight: 700; font-size: .9rem;
}

/* ── RELATÓRIOS ────────────────────────────────────────────── */
.relatorios-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.relatorio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.relatorio-card.wide { grid-column: 1 / -1; }
.relatorio-title { font-size: .95rem; font-weight: 700; margin-bottom: 16px; }
.relatorio-actions { display: flex; align-items: center; justify-content: space-between; }
.export-btns { display: flex; gap: 8px; }
.btn-export {
  padding: 7px 14px; border-radius: 6px;
  background: rgba(88,166,255,.1);
  border: 1px solid rgba(88,166,255,.3);
  color: var(--blue); font-size: .8rem; font-weight: 600;
  transition: all var(--transition);
}
.btn-export:hover { background: rgba(88,166,255,.2); }

.relatorio-table { width: 100%; border-collapse: collapse; }
.relatorio-table tr { border-bottom: 1px solid var(--border-light); }
.relatorio-table tr:last-child { border-bottom: none; }
.relatorio-table td { padding: 9px 4px; font-size: .85rem; }
.relatorio-table td:first-child { color: var(--text-sec); }
.relatorio-table .val { text-align: right; font-weight: 700; font-family: 'JetBrains Mono', monospace; }
.relatorio-table .val.blue { color: var(--blue); }
.relatorio-table .val.green { color: var(--green); }
.relatorio-table .val.red { color: var(--red); }
.relatorio-table .val.yellow { color: var(--yellow); }

.materias-performance { display: flex; flex-direction: column; gap: 10px; }
.materia-row { display: flex; align-items: center; gap: 10px; }
.materia-name { width: 130px; font-size: .8rem; color: var(--text-sec); white-space: nowrap; }
.materia-bar-wrap {
  flex: 1; height: 7px;
  background: var(--bg-base);
  border-radius: 999px;
  overflow: hidden;
}
.materia-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--bb-blue), var(--blue));
  border-radius: 999px;
  transition: width 1s ease;
}
.materia-pct { width: 36px; text-align: right; font-size: .8rem; font-weight: 700; color: var(--green); }

/* ── CÓDIGO PYTHON ─────────────────────────────────────────── */
.code-tabs {
  display: flex; gap: 4px; align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 8px 12px;
}
.code-tab {
  padding: 6px 14px; border-radius: 6px;
  font-size: .82rem; font-weight: 600;
  background: transparent;
  color: var(--text-sec);
  transition: all var(--transition);
}
.code-tab.active { background: rgba(88,166,255,.15); color: var(--blue); }
.code-tab:hover:not(.active) { background: var(--bg-card2); color: var(--text-primary); }
.copy-code-btn {
  margin-left: auto;
  padding: 6px 12px; border-radius: 6px;
  background: rgba(255,204,0,.1);
  border: 1px solid rgba(255,204,0,.3);
  color: var(--bb-yellow);
  font-size: .78rem; font-weight: 600;
  transition: all var(--transition);
}
.copy-code-btn:hover { background: rgba(255,204,0,.2); }
.code-editor {
  background: #010409;
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 18px 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .78rem;
  line-height: 1.7;
  max-height: 560px;
  overflow-y: auto;
  white-space: pre;
  overflow-x: auto;
}

/* Syntax colors */
.kw  { color: #ff7b72; }
.fn  { color: #d2a8ff; }
.str { color: #a5d6ff; }
.cm  { color: #8b949e; font-style: italic; }
.num { color: #79c0ff; }
.dec { color: var(--yellow); }
.cls { color: #ffa657; }
.bi  { color: #79c0ff; }

/* ── INSTALAÇÃO ─────────────────────────────────────────────── */
.install-guide { max-width: 760px; }
.install-header { margin-bottom: 28px; }
.install-header h2 { font-size: 1.3rem; font-weight: 800; margin-bottom: 6px; }
.install-header p { color: var(--text-sec); font-size: .88rem; }

.install-steps { display: flex; flex-direction: column; gap: 0; }
.install-step {
  display: flex; gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border-light);
}
.install-step:last-child { border-bottom: none; }
.step-number {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(0,56,130,.3);
  border: 2px solid var(--bb-blue);
  color: var(--blue);
  font-size: .9rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.step-content { flex: 1; }
.step-content h3 { font-size: .95rem; font-weight: 700; margin-bottom: 8px; }
.step-content p { font-size: .87rem; color: var(--text-sec); margin-bottom: 12px; }

.prereq-list { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 10px; }
.prereq-item {
  display: flex; align-items: center; gap: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition);
}
.prereq-item:hover { border-color: var(--blue); text-decoration: none; }
.prereq-icon { font-size: 1.5rem; }
.prereq-item strong { display: block; font-size: .85rem; color: var(--text-primary); }
.prereq-item small { font-size: .72rem; color: var(--text-sec); }

.code-block {
  background: #010409;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
}
.code-lang {
  display: block;
  background: var(--bg-card2);
  color: var(--text-muted);
  font-size: .7rem; font-family: 'JetBrains Mono', monospace;
  padding: 4px 12px;
  border-bottom: 1px solid var(--border);
}
.code-block pre {
  margin: 0;
  padding: 14px 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  line-height: 1.7;
  color: var(--text-primary);
  overflow-x: auto;
  white-space: pre;
}

.install-warning {
  background: rgba(210,153,34,.1);
  border: 1px solid rgba(210,153,34,.3);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: .82rem; color: var(--yellow);
  margin-top: 10px;
}
.install-success {
  background: rgba(63,185,80,.1);
  border: 1px solid rgba(63,185,80,.3);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: .82rem; color: var(--green);
  margin-top: 10px;
}
.install-link { color: var(--blue); font-weight: 600; }

.install-faq { margin-top: 32px; }
.install-faq h3 { font-size: 1rem; font-weight: 700; margin-bottom: 14px; }
.faq-item { border: 1px solid var(--border); border-radius: 8px; margin-bottom: 8px; overflow: hidden; }
.faq-q {
  padding: 13px 16px;
  font-size: .88rem; font-weight: 600;
  cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  transition: background var(--transition);
}
.faq-q:hover { background: var(--bg-card2); }
.faq-q::after { content: '▾'; color: var(--text-muted); transition: transform var(--transition); }
.faq-q.open::after { transform: rotate(-180deg); }
.faq-a {
  max-height: 0; overflow: hidden;
  font-size: .84rem; color: var(--text-sec); line-height: 1.6;
  transition: max-height .3s ease, padding .2s;
  padding: 0 16px;
}
.faq-a.open { max-height: 200px; padding: 12px 16px; border-top: 1px solid var(--border-light); }

/* ══════════════════════════════════════════════════════════════
   MODAL
══════════════════════════════════════════════════════════════ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 999;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  animation: fadeIn .2s ease;
}
.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  width: 100%; max-width: 500px;
  box-shadow: 0 20px 60px rgba(0,0,0,.6);
  animation: modalSlide .25s ease;
}
@keyframes modalSlide { from { transform: scale(.95) translateY(10px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
}
.modal-title { font-size: 1rem; font-weight: 700; }
.modal-close {
  background: transparent; color: var(--text-muted);
  font-size: 1.1rem;
  transition: color var(--transition);
}
.modal-close:hover { color: var(--red); }
.modal-body { padding: 20px 22px; }
.modal-desc { font-size: .85rem; color: var(--text-sec); margin-bottom: 16px; }
.modal-options { display: flex; flex-direction: column; gap: 10px; }
.modal-option {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 14px;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: border-color var(--transition);
}
.modal-option:hover { border-color: rgba(255,204,0,.4); }
.modal-option input[type="checkbox"] { margin-top: 2px; accent-color: var(--bb-yellow); width: 15px; height: 15px; }
.modal-opt-icon { font-size: 1.3rem; }
.modal-option strong { display: block; font-size: .88rem; color: var(--text-primary); }
.modal-option small { font-size: .77rem; color: var(--text-sec); }
.modal-footer { padding: 14px 22px; border-top: 1px solid var(--border); }
.btn-modal-start {
  width: 100%;
  background: var(--bb-yellow); color: var(--bb-blue);
  border-radius: 8px; padding: 13px;
  font-size: .92rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  transition: all var(--transition);
  box-shadow: 0 3px 14px rgba(255,204,0,.25);
}
.btn-modal-start:hover {
  background: #ffe033;
  box-shadow: 0 5px 20px rgba(255,204,0,.4);
}

/* ══════════════════════════════════════════════════════════════
   TOASTS
══════════════════════════════════════════════════════════════ */
.toast-container {
  position: fixed; bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 8px;
  z-index: 9999;
  pointer-events: none;
}
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--blue);
  border-radius: 8px;
  padding: 12px 18px;
  font-size: .84rem;
  max-width: 320px;
  box-shadow: 0 8px 28px rgba(0,0,0,.4);
  animation: toastIn .3s ease forwards;
  pointer-events: all;
}
.toast.success { border-left-color: var(--green); }
.toast.error   { border-left-color: var(--red); }
.toast.warning { border-left-color: var(--yellow); }
.toast.out { animation: toastOut .3s ease forwards; }
.toast-title { font-weight: 700; margin-bottom: 2px; }
.toast-msg { color: var(--text-sec); font-size: .8rem; }
@keyframes toastIn { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes toastOut { to { transform: translateX(30px); opacity: 0; } }

/* ══════════════════════════════════════════════════════════════
   RESPONSIVO
══════════════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .metrics-grid { grid-template-columns: repeat(2,1fr); }
  .charts-grid { grid-template-columns: 1fr; }
  .relatorios-grid { grid-template-columns: 1fr; }
  .relatorio-card.wide { grid-column: auto; }
}
@media (max-width: 768px) {
  :root { --sidebar-w: 60px; }
  .sidebar-brand, .nav-label, .sidebar-session { display: none; }
  .nav-item { justify-content: center; padding: 12px; }
  .main-content { margin-left: 60px; }
  .form-grid { grid-template-columns: 1fr; }
  .metrics-grid { grid-template-columns: repeat(2,1fr); }
  .tab-section { padding: 16px; }
  .topbar { padding: 12px 16px; }
}