/* =====================================================================
   MUSIDOM — Componentes de interface (portal + painel)
   ===================================================================== */

/* ------------------------- BOTÕES ------------------------- */
.btn {
  --btn-bg: var(--lime-400);
  --btn-fg: var(--ink-950);
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font-family: var(--font-display);
  font-size: var(--fs-sm); font-weight: 600; letter-spacing: -.01em;
  padding: .82rem 1.6rem;
  border-radius: var(--r-full);
  border: 1px solid transparent;
  background: var(--btn-bg); color: var(--btn-fg);
  cursor: pointer; overflow: hidden; isolation: isolate;
  white-space: nowrap; text-align: center;
  transition: transform var(--t-base) var(--ease-spring),
              box-shadow var(--t-base) var(--ease-out),
              background-color var(--t-fast) var(--ease-out),
              color var(--t-fast) var(--ease-out),
              border-color var(--t-fast) var(--ease-out);
}
/* Brilho que percorre o botão no hover */
.btn::after {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(115deg, transparent 30%, rgba(255,255,255,.55), transparent 70%);
  transform: translateX(-120%);
  transition: transform var(--t-slow) var(--ease-out);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-lime); }
.btn:hover::after { transform: translateX(120%); }
.btn:active { transform: translateY(0) scale(.985); }
.btn:disabled, .btn.is-disabled { opacity: .5; pointer-events: none; }

.btn--lg { padding: 1.05rem 2.1rem; font-size: var(--fs-base); }
.btn--sm { padding: .55rem 1.05rem; font-size: var(--fs-xs); }
.btn--block { width: 100%; }
.btn--icon { padding: .65rem; aspect-ratio: 1; border-radius: var(--r-full); }

.btn--outline {
  --btn-bg: transparent; --btn-fg: var(--text);
  border-color: var(--border-strong);
}
.btn--outline:hover { --btn-bg: var(--text); --btn-fg: var(--bg); box-shadow: var(--shadow-md); }

.btn--ghost { --btn-bg: transparent; --btn-fg: var(--text-soft); }
.btn--ghost:hover { --btn-bg: var(--surface-inset); --btn-fg: var(--text); box-shadow: none; }

.btn--dark { --btn-bg: var(--ink-900); --btn-fg: var(--lime-400); }
.btn--dark:hover { --btn-bg: var(--ink-800); box-shadow: var(--shadow-lg); }

.btn--light { --btn-bg: var(--white); --btn-fg: var(--ink-900); }
.btn--danger { --btn-bg: var(--rose); --btn-fg: #fff; }
.btn--danger:hover { box-shadow: 0 12px 30px rgba(245,86,107,.35); }
.btn--success { --btn-bg: var(--mint); --btn-fg: #06281C; }

/* Botão com "íman" de cursor — ativado via JS (data-magnetic) */
.btn[data-magnetic] { will-change: transform; }

/* ------------------------- BADGES / PILLS ------------------------- */
.badge {
  display: inline-flex; align-items: center; gap: .38rem;
  padding: .3rem .68rem;
  font-size: var(--fs-xs); font-weight: 600; line-height: 1.4;
  border-radius: var(--r-full);
  background: var(--surface-inset); color: var(--text-soft);
  border: 1px solid var(--border);
  white-space: nowrap;
}
.badge::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: currentColor; flex: none;
}
.badge--plain::before { display: none; }
.badge--ok      { background: var(--mint-soft);   color: #17805A; border-color: transparent; }
.badge--warn    { background: var(--amber-soft);  color: #8A5A05; border-color: transparent; }
.badge--danger  { background: var(--rose-soft);   color: #B3243A; border-color: transparent; }
.badge--info    { background: var(--sky-soft);    color: #0B6E96; border-color: transparent; }
.badge--brand   { background: var(--lime-100);    color: var(--lime-800); border-color: transparent; }
.badge--muted   { background: var(--surface-inset); color: var(--text-muted); }
.badge--neutral { background: var(--violet-soft); color: #4B33C2; border-color: transparent; }
[data-theme="dark"] .badge--ok     { color: #6EE7B7; }
[data-theme="dark"] .badge--warn   { color: #FCD34D; }
[data-theme="dark"] .badge--danger { color: #FDA4AF; }
[data-theme="dark"] .badge--info   { color: #7DD3FC; }
[data-theme="dark"] .badge--brand  { background: rgba(210,230,45,.15); color: var(--lime-300); }
[data-theme="dark"] .badge--neutral{ color: #C4B5FD; }

.pill {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .45rem 1rem; border-radius: var(--r-full);
  background: var(--surface); border: 1px solid var(--border);
  font-size: var(--fs-sm); font-weight: 500; color: var(--text-soft);
  transition: all var(--t-fast) var(--ease-out);
}
.pill:hover, .pill.is-active {
  background: var(--lime-400); color: var(--ink-950);
  border-color: transparent; transform: translateY(-1px);
}

/* ------------------------- CARDS ------------------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-6);
  position: relative;
  transition: transform var(--t-base) var(--ease-out),
              box-shadow var(--t-base) var(--ease-out),
              border-color var(--t-base) var(--ease-out);
}
.card--hover:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--border-strong); }
.card--flat { box-shadow: none; }
.card--pad-lg { padding: var(--s-8); }
.card__head { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); margin-bottom: var(--s-5); }
.card__title { font-family: var(--font-display); font-size: var(--fs-md); font-weight: 600; }

/* Card com moldura luminosa no hover (usado nos cursos) */
.card--glow { overflow: hidden; }
.card--glow::before {
  content: ''; position: absolute; inset: -1px; border-radius: inherit;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(210,230,45,.28), transparent 45%);
  opacity: 0; transition: opacity var(--t-base) var(--ease-out); pointer-events: none;
}
.card--glow:hover::before { opacity: 1; }

/* ------------------------- FORMULÁRIOS ------------------------- */
.field { display: flex; flex-direction: column; gap: .45rem; margin-bottom: var(--s-4); }
.field--row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--s-4); }

.label {
  font-size: var(--fs-sm); font-weight: 600; color: var(--text-soft);
  display: flex; align-items: center; gap: .35rem;
}
.label .req { color: var(--rose); }

.input, .select, .textarea {
  width: 100%;
  padding: .8rem 1rem;
  font-size: var(--fs-base);
  color: var(--text);
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  transition: border-color var(--t-fast) var(--ease-out),
              box-shadow var(--t-fast) var(--ease-out),
              background-color var(--t-fast) var(--ease-out);
  appearance: none;
}
.textarea { min-height: 130px; resize: vertical; line-height: var(--lh-normal); }
.input::placeholder, .textarea::placeholder { color: var(--text-muted); }
.input:hover, .select:hover, .textarea:hover { border-color: var(--border-strong); }
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--lime-500);
  box-shadow: 0 0 0 4px var(--ring);
}
.input:disabled, .select:disabled, .textarea:disabled { background: var(--surface-inset); color: var(--text-muted); cursor: not-allowed; }
.input.is-invalid, .select.is-invalid, .textarea.is-invalid { border-color: var(--rose); }
.input.is-invalid:focus { box-shadow: 0 0 0 4px rgba(245,86,107,.22); }

.select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' fill='none'%3E%3Cpath d='M1 1l6 6 6-6' stroke='%237A7A6E' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.6rem;
  cursor: pointer;
}

.field__hint  { font-size: var(--fs-xs); color: var(--text-muted); }
.field__error { font-size: var(--fs-xs); color: var(--rose); font-weight: 500; display: flex; align-items: center; gap: .3rem; }

/* Campo com rótulo flutuante (usado no login e nos formulários do site) */
.float-field { position: relative; }
.float-field .input { padding: 1.35rem 1rem .55rem; }
.float-field .label {
  position: absolute; left: 1rem; top: 50%; transform: translateY(-50%);
  pointer-events: none; color: var(--text-muted); font-weight: 500;
  transition: all var(--t-fast) var(--ease-out);
}
.float-field .input:focus + .label,
.float-field .input:not(:placeholder-shown) + .label {
  top: .62rem; transform: none; font-size: var(--fs-xs);
  color: var(--lime-700); font-weight: 600;
}
[data-theme="dark"] .float-field .input:focus + .label,
[data-theme="dark"] .float-field .input:not(:placeholder-shown) + .label { color: var(--lime-400); }

/* Checkbox e radio customizados */
.check { display: flex; align-items: flex-start; gap: .65rem; cursor: pointer; font-size: var(--fs-sm); }
.check input { position: absolute; opacity: 0; width: 0; height: 0; }
.check__box {
  flex: none; width: 20px; height: 20px; margin-top: 1px;
  border: 1.5px solid var(--border-strong); border-radius: var(--r-xs);
  background: var(--surface);
  display: grid; place-items: center;
  transition: all var(--t-fast) var(--ease-spring);
}
.check__box::after {
  content: ''; width: 10px; height: 6px;
  border-left: 2.5px solid var(--ink-950); border-bottom: 2.5px solid var(--ink-950);
  transform: rotate(-45deg) scale(0); transition: transform var(--t-fast) var(--ease-spring);
  margin-top: -2px;
}
.check input:checked + .check__box { background: var(--lime-400); border-color: var(--lime-400); }
.check input:checked + .check__box::after { transform: rotate(-45deg) scale(1); }
.check input:focus-visible + .check__box { box-shadow: 0 0 0 4px var(--ring); }
.check--radio .check__box { border-radius: 50%; }
.check--radio .check__box::after { border: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--ink-950); margin: 0; transform: scale(0); }

/* Interruptor */
.switch { display: inline-flex; align-items: center; gap: .6rem; cursor: pointer; }
.switch input { position: absolute; opacity: 0; }
.switch__track {
  width: 44px; height: 25px; border-radius: var(--r-full);
  background: var(--border-strong); position: relative;
  transition: background var(--t-base) var(--ease-out);
}
.switch__track::after {
  content: ''; position: absolute; top: 3px; left: 3px;
  width: 19px; height: 19px; border-radius: 50%; background: #fff;
  box-shadow: var(--shadow-xs);
  transition: transform var(--t-base) var(--ease-spring);
}
.switch input:checked + .switch__track { background: var(--lime-500); }
.switch input:checked + .switch__track::after { transform: translateX(19px); }

/* Área de upload */
.dropzone {
  border: 2px dashed var(--border-strong); border-radius: var(--r-md);
  padding: var(--s-8) var(--s-6); text-align: center; cursor: pointer;
  background: var(--surface-inset); color: var(--text-soft);
  transition: all var(--t-base) var(--ease-out);
}
.dropzone:hover, .dropzone.is-dragover {
  border-color: var(--lime-500); background: var(--lime-50); color: var(--lime-800);
}
[data-theme="dark"] .dropzone.is-dragover { background: rgba(210,230,45,.08); color: var(--lime-300); }

/* ------------------------- TABELAS ------------------------- */
.table-wrap {
  overflow-x: auto; border-radius: var(--r-md);
  border: 1px solid var(--border); background: var(--surface);
  -webkit-overflow-scrolling: touch;
}
.table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.table thead th {
  text-align: left; padding: .85rem 1rem;
  font-size: var(--fs-xs); font-weight: 650;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-muted); background: var(--surface-inset);
  border-bottom: 1px solid var(--border);
  white-space: nowrap; position: sticky; top: 0; z-index: 2;
}
.table tbody td { padding: .9rem 1rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tbody tr { transition: background var(--t-fast) var(--ease-out); }
.table tbody tr:hover { background: var(--surface-inset); }
.table tbody tr:last-child td { border-bottom: 0; }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }
.table .actions { text-align: right; white-space: nowrap; }

.table-empty { padding: var(--s-10) var(--s-6); text-align: center; color: var(--text-muted); }
.table-empty svg { margin: 0 auto var(--s-4); opacity: .35; }

/* Em telas pequenas a tabela vira lista de cartões */
@media (max-width: 720px) {
  .table--stack thead { display: none; }
  .table--stack tbody tr {
    display: block; padding: var(--s-4);
    border-bottom: 1px solid var(--border);
  }
  .table--stack tbody td {
    display: flex; justify-content: space-between; gap: var(--s-4);
    padding: .35rem 0; border: 0; text-align: right;
  }
  .table--stack tbody td::before {
    content: attr(data-label);
    font-size: var(--fs-xs); font-weight: 650; text-transform: uppercase;
    letter-spacing: .06em; color: var(--text-muted); text-align: left;
  }
  .table--stack .actions { justify-content: flex-end; padding-top: var(--s-3); }
}

/* ------------------------- AVATAR ------------------------- */
.avatar {
  --size: 40px;
  width: var(--size); height: var(--size); flex: none;
  border-radius: var(--r-full); overflow: hidden;
  display: grid; place-items: center;
  background: var(--lime-200); color: var(--lime-900);
  font-family: var(--font-display); font-weight: 650;
  font-size: calc(var(--size) * .38);
  border: 2px solid var(--surface);
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.avatar--sm { --size: 32px; }
.avatar--lg { --size: 56px; }
.avatar--xl { --size: 96px; }
.avatar-stack { display: flex; }
.avatar-stack .avatar + .avatar { margin-left: -12px; }

/* ------------------------- ALERTAS / TOASTS ------------------------- */
.alert {
  display: flex; gap: .85rem; align-items: flex-start;
  padding: var(--s-4) var(--s-5);
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--surface-inset);
  font-size: var(--fs-sm);
}
.alert--success { background: var(--mint-soft);  border-color: transparent; color: #17805A; }
.alert--error   { background: var(--rose-soft);  border-color: transparent; color: #B3243A; }
.alert--warning { background: var(--amber-soft); border-color: transparent; color: #8A5A05; }
.alert--info    { background: var(--sky-soft);   border-color: transparent; color: #0B6E96; }

.toasts {
  position: fixed; right: 1rem; bottom: 1rem; z-index: var(--z-toast);
  display: flex; flex-direction: column; gap: .6rem;
  width: min(380px, calc(100vw - 2rem));
}
.toast {
  display: flex; gap: .75rem; align-items: flex-start;
  padding: .9rem 1.1rem; border-radius: var(--r-md);
  background: var(--ink-900); color: var(--ink-50);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--lime-400);
  animation: toast-in var(--t-base) var(--ease-spring) both;
}
.toast--success { border-left-color: var(--mint); }
.toast--error   { border-left-color: var(--rose); }
.toast--warning { border-left-color: var(--amber); }
.toast.is-leaving { animation: toast-out var(--t-base) var(--ease-in-out) both; }
@keyframes toast-in  { from { opacity: 0; transform: translateX(24px) scale(.96); } }
@keyframes toast-out { to   { opacity: 0; transform: translateX(24px) scale(.96); } }

/* ------------------------- MODAL ------------------------- */
.modal {
  position: fixed; inset: 0; z-index: var(--z-modal);
  display: grid; place-items: center; padding: var(--s-4);
  background: rgba(13,13,10,.55); backdrop-filter: blur(8px);
  opacity: 0; visibility: hidden;
  transition: opacity var(--t-base) var(--ease-out), visibility var(--t-base);
}
.modal.is-open { opacity: 1; visibility: visible; }
.modal__box {
  width: min(560px, 100%); max-height: 88dvh; overflow-y: auto;
  background: var(--surface); border-radius: var(--r-lg);
  padding: var(--s-7); box-shadow: var(--shadow-xl);
  transform: translateY(20px) scale(.97);
  transition: transform var(--t-base) var(--ease-spring);
}
.modal.is-open .modal__box { transform: none; }
.modal__head { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--s-4); margin-bottom: var(--s-5); }
.modal__foot { display: flex; gap: var(--s-3); justify-content: flex-end; margin-top: var(--s-6); flex-wrap: wrap; }
.modal--wide .modal__box { width: min(880px, 100%); }

/* ------------------------- TABS ------------------------- */
.tabs { display: flex; gap: .25rem; border-bottom: 1px solid var(--border); overflow-x: auto; }
.tab {
  padding: .75rem 1.1rem; font-size: var(--fs-sm); font-weight: 600;
  color: var(--text-muted); border-bottom: 2px solid transparent;
  cursor: pointer; white-space: nowrap; background: none; border-top: 0; border-inline: 0;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.tab:hover { color: var(--text); }
.tab.is-active { color: var(--text); border-bottom-color: var(--lime-500); }
.tab-panel { display: none; padding-top: var(--s-6); }
.tab-panel.is-active { display: block; animation: fade-up var(--t-base) var(--ease-out) both; }

/* ------------------------- ACORDEÃO ------------------------- */
.accordion__item { border-bottom: 1px solid var(--border); }
.accordion__trigger {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--s-4);
  padding: var(--s-5) 0; background: none; border: 0; cursor: pointer;
  font-family: var(--font-display); font-size: var(--fs-md); font-weight: 600;
  color: var(--text); text-align: left;
  transition: color var(--t-fast) var(--ease-out);
}
.accordion__trigger:hover { color: var(--lime-600); }
.accordion__icon {
  flex: none; width: 32px; height: 32px; border-radius: 50%;
  border: 1px solid var(--border-strong); display: grid; place-items: center;
  transition: transform var(--t-base) var(--ease-spring), background var(--t-fast), border-color var(--t-fast);
}
.accordion__item.is-open .accordion__icon { transform: rotate(45deg); background: var(--lime-400); border-color: transparent; color: var(--ink-950); }
.accordion__panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--t-base) var(--ease-out); }
.accordion__item.is-open .accordion__panel { grid-template-rows: 1fr; }
.accordion__inner { overflow: hidden; }
.accordion__inner > * { padding-bottom: var(--s-5); color: var(--text-soft); max-width: 72ch; }

/* ------------------------- PAGINAÇÃO ------------------------- */
.pagination { display: flex; gap: .35rem; align-items: center; justify-content: center; flex-wrap: wrap; margin-top: var(--s-7); }
.pagination a, .pagination span {
  min-width: 40px; height: 40px; padding-inline: .6rem;
  display: grid; place-items: center; border-radius: var(--r-sm);
  font-size: var(--fs-sm); font-weight: 600; color: var(--text-soft);
  border: 1px solid var(--border); background: var(--surface);
  transition: all var(--t-fast) var(--ease-out);
}
.pagination a:hover { border-color: var(--lime-500); color: var(--lime-700); transform: translateY(-1px); }
.pagination .is-current { background: var(--ink-900); color: var(--lime-400); border-color: transparent; }
.pagination .is-disabled { opacity: .4; pointer-events: none; }

/* ------------------------- BREADCRUMB ------------------------- */
.breadcrumb { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; font-size: var(--fs-xs); color: var(--text-muted); }
.breadcrumb a:hover { color: var(--lime-600); }
.breadcrumb li + li::before { content: '/'; margin-right: .5rem; opacity: .5; }
.breadcrumb li { display: flex; align-items: center; }

/* ------------------------- ESTADO VAZIO ------------------------- */
.empty {
  display: grid; place-items: center; gap: var(--s-3);
  padding: var(--s-10) var(--s-6); text-align: center;
  border: 1px dashed var(--border-strong); border-radius: var(--r-lg);
  color: var(--text-muted);
}
.empty__icon {
  width: 64px; height: 64px; border-radius: var(--r-full);
  display: grid; place-items: center; background: var(--surface-inset); color: var(--text-muted);
}

/* ------------------------- SKELETON ------------------------- */
.skeleton {
  background: linear-gradient(90deg, var(--surface-inset) 25%, var(--border) 37%, var(--surface-inset) 63%);
  background-size: 400% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
  border-radius: var(--r-sm);
}
@keyframes shimmer { 0% { background-position: 100% 0; } 100% { background-position: -100% 0; } }

/* ------------------------- TOOLTIP ------------------------- */
[data-tip] { position: relative; }
[data-tip]::after {
  content: attr(data-tip);
  position: absolute; bottom: calc(100% + 8px); left: 50%;
  transform: translateX(-50%) translateY(4px);
  padding: .4rem .65rem; border-radius: var(--r-xs);
  background: var(--ink-900); color: var(--ink-50);
  font-size: var(--fs-xs); font-weight: 500; white-space: nowrap;
  opacity: 0; pointer-events: none;
  transition: all var(--t-fast) var(--ease-out); z-index: var(--z-toast);
}
[data-tip]:hover::after { opacity: 1; transform: translateX(-50%); }

/* ------------------------- MARCA ------------------------- */
/* Usada pelo cabeçalho e rodapé do site, pelo menu do painel, pelo portal do
   aluno e pela tela de login — por isso mora aqui, e não em site.css. */
.brand { display: inline-flex; align-items: center; gap: .7rem; flex: none; }
.brand__mark {
  width: 42px; height: 42px; flex: none; border-radius: var(--r-sm);
  background: var(--lime-400); color: var(--ink-950);
  display: grid; place-items: center;
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: transform var(--t-base) var(--ease-spring);
}
.brand__mark svg { width: 62%; height: 62%; }
.brand:hover .brand__mark { transform: rotate(-6deg) scale(1.06); }
.brand__mark img { width: 100%; height: 100%; object-fit: cover; }
.brand__text { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name { font-family: var(--font-display); font-size: 1.18rem; font-weight: 700; letter-spacing: -.03em; }
.brand__tag { font-size: .62rem; letter-spacing: .22em; text-transform: uppercase; color: var(--text-muted); font-weight: 600; }