/* =============================================
   NEXUS STUDY — style.css
   Aesthetic: Dark Tech Academy
   Fonts: Cormorant Garamond + DM Sans

   NOTA: body base, orbs e grid estão em
    <link rel="stylesheet" href="../shared/css/fundo.css">
   ============================================= */

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

:root {
  --bg:          #070b14;
  --surface:     #0e1420;
  --surface-2:   #141c2e;
  --border:      rgba(255,255,255,0.07);
  --border-glow: rgba(255,255,255,0.14);

  --gold:        #e8c97a;
  --gold-dim:    rgba(232, 201, 122, 0.15);
  --teal:        #4dd9b4;
  --teal-dim:    rgba(77, 217, 180, 0.12);
  --rose:        #e87a9a;
  --rose-dim:    rgba(232, 122, 154, 0.12);
  --blue:        #7aa8e8;
  --blue-dim:    rgba(122, 168, 232, 0.12);

  --text-1:  #f0ede6;
  --text-2:  #a8a49c;
  --text-3:  #a09a8e;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;

  --max-w: 960px;
  --gap:   1.5rem;
}

html { scroll-behavior: smooth; }

a { text-decoration: none; color: inherit; }

/* ── HEADER ── */
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  background: rgba(7, 11, 20, 0.6);
}

.header__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--bg);
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-1);
}

.logo-sub {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-2);
  letter-spacing: 0.03em;
  transition: color 0.2s;
}

.nav-link:hover { color: var(--text-1); }

.nav-btn {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.45rem 1.1rem;
  border-radius: 8px;
  border: 1px solid var(--border-glow);
  color: var(--text-1);
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(6px);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.nav-btn:hover {
  background: rgba(77,217,180,0.1);
  border-color: var(--teal);
  box-shadow: 0 0 14px rgba(77,217,180,0.2);
}

/* ── MAIN ── */
.main {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 4rem 2rem 3rem;
}

/* ── HERO ── */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  background: rgba(77,217,180,0.08);
  border: 1px solid rgba(77,217,180,0.22);
  padding: 0.4rem 1rem;
  border-radius: 99px;
  margin-bottom: 2rem;
  animation: fade-up 0.6s ease both;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 8px var(--teal);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: #ffb300;
  margin-bottom: 0.6rem;
  animation: fade-up 0.6s 0.1s ease both;
}

.hero__tagline {
  font-size: 1.1rem;
  font-weight: bold;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 3rem;
  animation: fade-up 0.6s 0.2s ease both;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── CARDS GRID ── */
.cards-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap);
  animation: fade-up 0.7s 0.3s ease both;
  transition: opacity 0.4s ease, filter 0.4s ease;
}

.cards-grid.cards-hidden {
  opacity: 0;
  filter: blur(6px);
  pointer-events: none;
}

/* ── CARD BASE ── */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.75rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  overflow: hidden;
  cursor: pointer;
  transition:
    transform 0.3s cubic-bezier(.25,.8,.25,1),
    box-shadow 0.3s ease,
    border-color 0.3s ease;
  text-align: left;
  min-height: 200px;
}

.card:hover {
  transform: translateY(-6px) scale(1.01);
}

.card__glow { display: none; }

.card__icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.card:hover .card__icon-wrap {
  transform: scale(1.1) rotate(-4deg);
}

.card__body { flex: 1; }

.card__title {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 0.35rem;
  line-height: 1.2;
}

.card__desc {
  font-size: 0.84rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.6;
}

.card__tag {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 0.65rem;
  font-weight: bold;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.25rem 0.65rem;
  border-radius: 99px;
  border: 1px solid var(--border-glow);
  color: var(--text-3);
  background: rgba(255,255,255,0.04);
  transition: color 0.3s, border-color 0.3s;
}

.card__cta {
  position: absolute;
  bottom: 1.2rem;
  right: 1.2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.card__arrow {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  transition:
    transform 0.3s ease,
    border-color 0.3s ease,
    color 0.3s ease,
    background 0.3s ease,
    box-shadow 0.3s ease;
}

.card:hover .card__arrow { transform: translateY(-3px); }

.card__cta-label {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.25s ease, transform 0.25s ease, color 0.25s ease;
}

.card:hover .card__cta-label {
  opacity: 1;
  transform: translateY(0);
}

/* ── CARD THEMES ── */
.card--personal { background: linear-gradient(145deg, #0e1420, #12172a); }
.card--personal:hover { border-color: rgba(232,201,122,0.3); box-shadow: 0 12px 40px rgba(232,201,122,0.1); }
.card--personal .card__icon-wrap { background: var(--gold-dim); }
.card--personal .card__title { color: var(--gold); }
.card--personal:hover .card__tag { color: var(--gold); border-color: rgba(232,201,122,0.3); }
.card--personal:hover .card__arrow { border-color: var(--gold); color: var(--gold); background: rgba(232,201,122,0.1); box-shadow: 0 0 14px rgba(232,201,122,0.2); }
.card--personal:hover .card__cta-label { color: var(--gold); }

.card--summaries { background: linear-gradient(145deg, #0e1420, #0d1c20); }
.card--summaries:hover { border-color: rgba(77,217,180,0.3); box-shadow: 0 12px 40px rgba(77,217,180,0.1); }
.card--summaries .card__icon-wrap { background: var(--teal-dim); }
.card--summaries .card__title { color: var(--teal); }
.card--summaries:hover .card__tag { color: var(--teal); border-color: rgba(77,217,180,0.3); }
.card--summaries:hover .card__arrow { border-color: var(--teal); color: var(--teal); background: rgba(77,217,180,0.1); box-shadow: 0 0 14px rgba(77,217,180,0.2); }
.card--summaries:hover .card__cta-label { color: var(--teal); }

.card--quiz { background: linear-gradient(145deg, #0e1420, #1c0d16); }
.card--quiz:hover { border-color: rgba(232,122,154,0.3); box-shadow: 0 12px 40px rgba(232,122,154,0.1); }
.card--quiz .card__icon-wrap { background: var(--rose-dim); }
.card--quiz .card__title { color: var(--rose); }
.card--quiz:hover .card__tag { color: var(--rose); border-color: rgba(232,122,154,0.3); }
.card--quiz:hover .card__arrow { border-color: var(--rose); color: var(--rose); background: rgba(232,122,154,0.1); box-shadow: 0 0 14px rgba(232,122,154,0.2); }
.card--quiz:hover .card__cta-label { color: var(--rose); }

.card--games { background: linear-gradient(145deg, #0e1420, #0d1422); }
.card--games:hover { border-color: rgba(122,168,232,0.3); box-shadow: 0 12px 40px rgba(122,168,232,0.1); }
.card--games .card__icon-wrap { background: var(--blue-dim); }
.card--games .card__title { color: var(--blue); }
.card--games:hover .card__tag { color: var(--blue); border-color: rgba(122,168,232,0.3); }
.card--games:hover .card__arrow { border-color: var(--blue); color: var(--blue); background: rgba(122,168,232,0.1); box-shadow: 0 0 14px rgba(122,168,232,0.2); }
.card--games:hover .card__cta-label { color: var(--blue); }

/* ── STATS BAR ── */
.stats {
  margin-top: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  padding: 1.5rem 2rem;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(14, 20, 32, 0.6);
  backdrop-filter: blur(10px);
  animation: fade-up 0.7s 0.5s ease both;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
}

.stat__number {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-1);
  line-height: 1;
}

.stat__label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}

.stat__divider {
  width: 1px;
  height: 36px;
  background: var(--border);
  flex-shrink: 0;
}

/* ── FOOTER ── */
.footer {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
  font-size: 0.78rem;
  color: var(--text-3);
  letter-spacing: 0.04em;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}

/* ── RESPONSIVIDADE ── */
@media (max-width: 680px) {
  .header { padding: 1rem 1.25rem; }
  .header__nav { gap: 1rem; }
  .nav-link { display: none; }
  .main { padding: 2.5rem 1.25rem 2rem; }
  .hero__title { font-size: 2rem; }
  .cards-grid { grid-template-columns: 1fr; gap: 1rem; }
  .card { padding: 1.4rem; }
  .card__title { font-size: 1.3rem; }
  .card__desc { display: none; }
  .card__cta-label { display: none; }
  .stats { gap: 1.25rem; flex-wrap: wrap; padding: 1.25rem; margin-top: 2.5rem; }
  .stat__divider { display: none; }
  .stat { min-width: 80px; }
}

@media (max-width: 400px) {
  .hero__title { font-size: 1.7rem; }
  .logo-title { font-size: 1.05rem; }
}

/* =============================================
   Componentes de UI: modais, config, toast,
   seletor de semestre, avatar, dropdown
   ============================================= */

/* ── NAV EXTRAS ── */
.nav-btn--icon {
  width: 38px;
  height: 38px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  color: var(--text-2);
  transition: color 0.2s, background 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.nav-btn--icon:hover {
  color: var(--text-1);
  background: rgba(255,255,255,0.07);
  border-color: var(--border-glow);
}

.nav-btn--avatar {
  appearance: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  background: var(--surface-2);
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
  margin: 0;
  font-size: 1.15rem;
  line-height: 1;
  text-transform: none;
  letter-spacing: 0;
  overflow: hidden;
  flex-shrink: 0;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.nav-btn--avatar:hover {
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.05);
}

.avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ── SELETOR DE SEMESTRE ── */
.semestre-select {
  appearance: none;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-glow);
  border-radius: 8px;
  color: var(--text-2);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  padding: 0.4rem 2rem 0.4rem 0.75rem;
  cursor: pointer;
  outline: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23a8a49c' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.6rem center;
  transition: border-color 0.2s, color 0.2s;
}

.semestre-select:hover,
.semestre-select:focus {
  border-color: rgba(77,217,180,0.35);
  color: var(--text-1);
}

.semestre-select option {
  background: #0e1420;
  color: var(--text-1);
}

/* ── MODAL BASE ── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.modal--open { pointer-events: all; }

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(7, 11, 20, 0.75);
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.modal--open .modal__overlay { opacity: 1; }

.modal__box {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 480px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  background: var(--surface-2);
  border: 1px solid var(--border-glow);
  border-radius: 20px;
  padding: 0;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  transform: translateY(24px) scale(0.97);
  opacity: 0;
  transition: transform 0.3s cubic-bezier(.25,.8,.25,1), opacity 0.25s ease;
}

.modal__box--sm { max-width: 380px; }

.modal--open .modal__box {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 1.75rem 1rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.modal__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-1);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.modal__title svg {
  color: var(--teal);
  flex-shrink: 0;
}

.modal__close {
  background: none;
  border: none;
  color: var(--text-3);
  font-size: 1rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
  line-height: 1;
}

.modal__close:hover {
  color: var(--text-1);
  background: rgba(255,255,255,0.06);
}

.modal__body-scroll {
  overflow-y: auto;
  flex: 1;
  overscroll-behavior: contain;
}

.modal__body-scroll::-webkit-scrollbar { width: 3px; }
.modal__body-scroll::-webkit-scrollbar-thumb {
  background: rgba(77, 217, 180, 0.25);
  border-radius: 3px;
}
.modal__body-scroll::-webkit-scrollbar-track { background: transparent; }

.modal__section {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border);
}

.modal__section:last-of-type { border-bottom: none; }

.modal__section-title {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 1rem;
}

.modal__footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1.1rem 1.75rem;
  background: rgba(0,0,0,0.15);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

/* ── CONFIG ROWS ── */
.config-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  font-size: 0.875rem;
  color: var(--text-2);
}

.config-row--col {
  flex-direction: column;
  align-items: flex-start;
}

.config-row label {
  color: var(--text-2);
  font-size: 0.875rem;
}

.config-select {
  appearance: none;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-glow);
  border-radius: 8px;
  color: var(--text-1);
  font-family: var(--font-body);
  font-size: 0.8rem;
  padding: 0.35rem 2rem 0.35rem 0.65rem;
  cursor: pointer;
  outline: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23a8a49c' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  transition: border-color 0.2s;
}

.config-select:hover,
.config-select:focus { border-color: rgba(77,217,180,0.4); }

.config-select option { background: #0e1420; }

.config-input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-glow);
  border-radius: 10px;
  color: var(--text-1);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.6rem 0.9rem;
  outline: none;
  margin-top: 0.3rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.config-input:focus {
  border-color: rgba(77,217,180,0.45);
  box-shadow: 0 0 0 3px rgba(77,217,180,0.1);
}

.config-input::placeholder { color: var(--text-3); }

/* ── TOGGLE SWITCH ── */
.toggle {
  position: relative;
  display: inline-block;
  width: 42px;
  height: 24px;
  cursor: pointer;
  flex-shrink: 0;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.toggle__track {
  position: absolute;
  inset: 0;
  border-radius: 99px;
  background: rgba(255,255,255,0.1);
  border: 1px solid var(--border-glow);
  transition: background 0.25s, border-color 0.25s;
}

.toggle__track::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--text-3);
  transition: transform 0.25s, background 0.25s;
}

.toggle input:checked + .toggle__track {
  background: rgba(77,217,180,0.25);
  border-color: var(--teal);
}

.toggle input:checked + .toggle__track::after {
  transform: translateX(18px);
  background: var(--teal);
}

/* ── MODAL BUTTONS ── */
.modal-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.5rem 1.25rem;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s, opacity 0.2s;
  border: 1px solid transparent;
}

.modal-btn--primary {
  background: var(--teal);
  color: var(--bg);
  border-color: var(--teal);
}

.modal-btn--primary:hover {
  background: #5fe8c0;
  box-shadow: 0 0 16px rgba(77,217,180,0.35);
}

.modal-btn--ghost {
  background: transparent;
  border-color: var(--border-glow);
  color: var(--text-2);
}

.modal-btn--ghost:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text-1);
}

.modal-btn--danger {
  background: rgba(232,122,154,0.1);
  border-color: rgba(232,122,154,0.3);
  color: var(--rose);
}

.modal-btn--danger:hover {
  background: rgba(232,122,154,0.2);
  border-color: var(--rose);
}

/* ── CONFIG PERFIL ── */
.config-perfil {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.config-perfil__avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--teal-dim);
  border: 2px solid var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--teal);
  overflow: hidden;
  flex-shrink: 0;
}

.config-perfil__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.config-perfil__info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.config-perfil__info strong {
  font-size: 0.9rem;
  color: var(--text-1);
}

.config-perfil__info span {
  font-size: 0.75rem;
  color: var(--text-3);
}

.config-perfil__logout {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--rose);
  background: rgba(232,122,154,0.08);
  border: 1px solid rgba(232,122,154,0.2);
  padding: 0.3rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
  white-space: nowrap;
}

.config-perfil__logout:hover {
  background: rgba(232,122,154,0.15);
  border-color: rgba(232,122,154,0.4);
}

/* ── LOGIN ERRO ── */
.login-erro {
  font-size: 0.8rem;
  color: var(--rose);
  margin-top: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: rgba(232,122,154,0.08);
  border: 1px solid rgba(232,122,154,0.2);
  border-radius: 8px;
}

/* ── PIN — wrapper com olho ── */
.pin-wrap {
  position: relative;
  width: 100%;
}

.pin-wrap .config-input {
  padding-right: 2.5rem;
}

.pin-eye {
  position: absolute;
  right: 0.65rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-3);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem;
  border-radius: 4px;
  transition: color 0.2s;
  line-height: 0;
}

.pin-eye:hover { color: var(--text-1); }

.modal__box--admin .pin-eye:hover { color: var(--gold); }

/* ── MODAL ADMIN — tema dourado ── */
.modal__box--admin {
  border-color: rgba(232, 201, 122, 0.4) !important;
  background: linear-gradient(160deg, #070b14 0%, #0e1420 50%, #070b14 100%);
  box-shadow:
    0 32px 80px rgba(0, 0, 0, 0.6),
    0 0 0 1px rgba(232, 201, 122, 0.1) inset,
    0 0 40px rgba(232, 201, 122, 0.08);
}

.modal__box--admin .config-input:focus {
  border-color: rgba(232, 201, 122, 0.5);
  box-shadow: 0 0 0 3px rgba(232, 201, 122, 0.12);
}

.modal__box--admin #btn-login-entrar {
  width: 100%;
  justify-content: center;
  padding: 0.7rem;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  background: var(--gold);
  color: var(--bg);
  border-color: var(--gold);
}

.modal__box--admin #btn-login-entrar:hover {
  background: #f0d88a;
  box-shadow: 0 0 24px rgba(232, 201, 122, 0.4);
}

.modal__box--admin .modal__footer {
  padding: 1.25rem 1.75rem;
}

/* ── Header normal: some quando admin ── */
.modal__box--admin .modal__header--normal    { display: none; }
.modal__box--admin .modal__header--admin-view { display: flex; }

/* ── Header admin: some por padrão ── */
.modal__header--admin-view {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2rem 1.75rem 1.5rem;
  gap: 0.4rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.admin-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(232,201,122,0.1);
  border: 1px solid rgba(232,201,122,0.25);
  padding: 0.3rem 0.9rem;
  border-radius: 99px;
  margin-bottom: 0.5rem;
}

.admin-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.admin-subtitle {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
}

/* ── PERFIL DROPDOWN ── */
.perfil-dropdown {
  position: fixed;
  z-index: 200;
  width: 240px;
  background: var(--surface-2);
  border: 1px solid var(--border-glow);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0,0,0,0.45);
  opacity: 0;
  transform: translateY(-8px) scale(0.97);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.perfil-dropdown--open {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.pd-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
}

.pd-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--teal-dim);
  border: 1.5px solid var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--teal);
  overflow: hidden;
  flex-shrink: 0;
}

.pd-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pd-info {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  overflow: hidden;
}

.pd-info strong {
  font-size: 0.85rem;
  color: var(--text-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pd-info span {
  font-size: 0.72rem;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pd-divider {
  height: 1px;
  background: var(--border);
  margin: 0;
}

.pd-item {
  display: block;
  width: 100%;
  padding: 0.65rem 1rem;
  font-family: var(--font-body);
  font-size: 0.84rem;
  color: var(--text-2);
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  text-decoration: none;
}

.pd-item:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text-1);
}

.pd-item--danger { color: var(--rose); }

.pd-item--danger:hover {
  background: rgba(232,122,154,0.08);
  color: var(--rose);
}

/* ── TOAST ── */
.nexus-toast {
  position: fixed;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  z-index: 999;
  background: var(--surface-2);
  border: 1px solid var(--border-glow);
  border-radius: 12px;
  padding: 0.65rem 1.4rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-1);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease, bottom 0.25s ease;
  white-space: nowrap;
  pointer-events: none;
}

.nexus-toast--show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── RESPONSIVO ── */
@media (max-width: 480px) {
  .modal__box {
    margin: 1rem;
    max-width: calc(100% - 2rem);
    border-radius: 16px;
  }

  .modal__header,
  .modal__section,
  .modal__footer {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .semestre-select {
    font-size: 0.72rem;
    padding: 0.35rem 1.8rem 0.35rem 0.6rem;
  }
}

/* =============================================
   MODAL PERFIL
   ============================================= */

@keyframes pm-spin   { to { transform: rotate(360deg);  } }
@keyframes pm-spin-r { to { transform: rotate(-360deg); } }

.pm-duo {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.modal__box--perfil {
  width: 340px;
  border-radius: 20px;
  border: 1px solid var(--border-glow);
  background: var(--surface-2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
  transform: translateY(24px) scale(0.97);
  opacity: 0;
  transition: transform 0.3s cubic-bezier(.25,.8,.25,1), opacity 0.25s ease;
}

.modal--open .modal__box--perfil {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.pm-top {
  position: relative;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1.25rem 1.1rem;
  background: linear-gradient(160deg, #0b1c30 0%, #0e2240 55%, #091828 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  gap: 0.6rem;
}

.pm-top::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(77, 217, 180, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 217, 180, 0.07) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}

.pm-top::after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(77, 217, 180, 0.18) 0%, transparent 70%);
  top: -80px;
  left: -60px;
  pointer-events: none;
}

.pm-close-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.pm-close-btn:hover {
  background: rgba(232, 122, 154, 0.18);
  border-color: rgba(232, 122, 154, 0.5);
  color: var(--rose);
}

.pm-avatar-ring {
  position: relative;
  z-index: 1;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  padding: 3px;
  background: conic-gradient(
    var(--teal) 0deg,
    rgba(77, 217, 180, 0.25) 100deg,
    var(--blue) 210deg,
    var(--teal) 360deg
  );
  box-shadow: 0 0 24px rgba(77, 217, 180, 0.3), 0 6px 20px rgba(0, 0, 0, 0.5);
  animation: pm-spin 8s linear infinite;
}

.pm-avatar-ring .pm-avatar-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #0d1829;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  animation: pm-spin-r 8s linear infinite;
}

.pm-avatar__emoji { font-size: 2.5rem; line-height: 1; user-select: none; }
.pm-avatar__img   { width: 100%; height: 100%; object-fit: cover; }

.pm-username {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 600;
  color: var(--text-1);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.pm-uid {
  position: relative;
  z-index: 1;
  font-size: 0.7rem;
  color: var(--text-3);
  letter-spacing: 0.06em;
  margin-top: -0.3rem;
}

.pm-change-btn {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-body);
  font-size: 0.74rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 20px;
  padding: 0.26rem 0.8rem;
  cursor: pointer;
  margin-top: 0.1rem;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.pm-change-btn:hover,
.pm-change-btn--active {
  color: var(--teal);
  border-color: rgba(77, 217, 180, 0.45);
  background: rgba(77, 217, 180, 0.08);
}

.pm-data {
  margin: 0.75rem 1.1rem 1rem;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  overflow: hidden;
}

.pm-data-row {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.8rem 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  transition: background 0.12s;
}

.pm-data-row:last-child { border-bottom: none; }
.pm-data-row:hover { background: rgba(255, 255, 255, 0.03); }

.pm-data-icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  flex-shrink: 0;
}

.pm-data-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.08rem;
}

.pm-data-label {
  font-size: 0.63rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}

.pm-data-value {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-1);
}

.pm-data-value--pin {
  font-size: 0.95rem;
  letter-spacing: 0.3em;
  color: var(--text-2);
}

.pm-data-badge {
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 0.18rem 0.52rem;
  border-radius: 99px;
  flex-shrink: 0;
}

.pm-data-badge--locked {
  background: rgba(77, 217, 180, 0.1);
  border: 1px solid rgba(77, 217, 180, 0.32);
  color: var(--teal);
}

.pm-data-badge--admin {
  background: rgba(232, 201, 122, 0.1);
  border: 1px solid rgba(232, 201, 122, 0.32);
  color: var(--gold);
}

/* Badge "só admin" na linha do PIN */
.pm-pin-admin-badge {
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 0.18rem 0.5rem;
  border-radius: 99px;
  flex-shrink: 0;
  background: rgba(232, 201, 122, 0.08);
  border: 1px solid rgba(232, 201, 122, 0.28);
  color: var(--gold);

}

.pm-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem 1.1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
}

.pm-btn-logout,
.pm-btn-save {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.81rem;
  font-weight: 600;
  padding: 0.48rem 1rem;
  border-radius: 9px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
  letter-spacing: 0.02em;
}

.pm-btn-logout {
  background: transparent;
  border-color: rgba(232, 122, 154, 0.35);
  color: var(--rose);
}

.pm-btn-logout:hover {
  background: rgba(232, 122, 154, 0.1);
  border-color: var(--rose);
}

.pm-btn-save {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--bg);
}

.pm-btn-save:hover {
  background: #5fe8c0;
  box-shadow: 0 0 16px rgba(77, 217, 180, 0.35);
}

/* ── PICKER PANEL ── */
.pm-picker-panel {
  width: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateX(-6px) scale(0.97);
  transition:
    width   0.32s cubic-bezier(0.4, 0, 0.2, 1),
    opacity 0.26s ease,
    transform 0.26s ease;
  flex-shrink: 0;
}

.pm-picker-panel--open {
  width: 270px;
  opacity: 1;
  transform: translateX(0) scale(1);
}

.pm-picker-inner {
  width: 270px;
  background: var(--surface-2);
  border: 1px solid var(--border-glow);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
}

.pm-picker-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0.85rem 0.6rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.pm-picker-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-1);
}

.pm-picker-close {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-3);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.pm-picker-close:hover {
  background: rgba(232, 122, 154, 0.1);
  border-color: rgba(232, 122, 154, 0.35);
  color: var(--rose);
}

.pm-picker-preview {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.6rem 0.85rem 0.5rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.pm-picker-preview-info {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
}

.pm-picker-preview-lbl {
  font-size: 0.55rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}

.pm-picker-preview-val {
  font-size: 1.1rem;
  line-height: 1;
}

.pm-mini-ring {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  padding: 2px;
  background: conic-gradient(
    var(--teal) 0deg,
    rgba(77, 217, 180, 0.25) 100deg,
    var(--blue) 210deg,
    var(--teal) 360deg
  );
  animation: pm-spin 8s linear infinite;
  flex-shrink: 0;
}

.pm-mini-ring .pm-avatar-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #0d1829;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  animation: pm-spin-r 8s linear infinite;
}

.pm-picker-grid-wrap {
  padding: 0.55rem 0.7rem 0.45rem;
  flex: 1;
}

.pm-picker-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 3px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 0.45rem;
}

.ej {
  font-size: 1.15rem;
  line-height: 1;
  background: none;
  border: 2px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1;
  transition: background 0.1s, border-color 0.1s, transform 0.12s;
}

.ej:hover { background: rgba(255, 255, 255, 0.07); transform: scale(1.18); }

.ej.on {
  border-color: var(--teal);
  background: rgba(77, 217, 180, 0.1);
  box-shadow: 0 0 6px rgba(77, 217, 180, 0.2);
}

.pm-picker-foot {
  display: flex;
  gap: 0.45rem;
  padding: 0.55rem 0.7rem 0.65rem;
  flex-shrink: 0;
}

.pm-picker-foot .modal-btn {
  flex: 1;
  justify-content: center;
  padding: 0.38rem 0.5rem;
  font-size: 0.72rem;
}

@media (max-width: 680px) {
  .pm-duo { flex-direction: column; align-items: center; }

  .pm-picker-panel {
    width: 100% !important;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-6px) scale(0.97);
    transition:
      max-height 0.32s cubic-bezier(0.4, 0, 0.2, 1),
      opacity    0.26s ease,
      transform  0.26s ease;
  }

  .pm-picker-panel--open {
    width: 100% !important;
    max-height: 500px;
    opacity: 1;
    transform: translateY(0) scale(1);
  }

  .pm-picker-inner { width: 100%; }
  .modal__box--perfil { width: calc(100vw - 2rem); }
}