/* Componentes da plataforma usando os valores e a linguagem visual da v4. */
.platform-v4 {
  --surface-bg: var(--sand);
  --surface-elevated: var(--cream);
  --text-primary: var(--umber);
  --text-secondary: var(--muted);
  --action-primary: var(--petrol);
  --brand-primary: var(--terra);
  --font-display: var(--serif);
  --font-body: var(--sans);
  --neutral-400: var(--muted);
  --border-decorative: 1px solid var(--line);
  --border-functional: 1px solid #82796e;
  font: 400 17px/1.55 var(--sans);
  color: var(--umber);
  background: var(--sand);
}
::selection { background: #d49375; color: var(--dark); }
.platform-v4 .container { width: min(1200px, calc(100% - 64px)); max-width: none; padding-inline: 0; }
.platform-v4 :is(h1,h2,h3,h4,.text-h1,.text-h2,.text-h3,.text-h4) { font-family: var(--serif); font-weight: 400; letter-spacing: -.035em; }
.platform-v4 h1 { font-size: clamp(35px,4vw,56px); line-height: 1.2; }
.platform-v4 h2 { font-size: clamp(28px,3vw,39px); line-height: 1.22; }
.platform-v4 h3 { font-size: 24px; line-height: 1.25; }
.platform-v4 :is(a,button,input,select,textarea):focus-visible { outline: 2px solid var(--petrol); outline-offset: 4px; }
.platform-v4 .eyebrow { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .23em; color: var(--terra-dark); margin: 0 0 22px; }
.platform-v4 .btn { min-height: 48px; border-radius: 8px; padding: 12px 21px; gap: 12px; font: 700 14px/1.2 var(--sans); transition: background .2s, transform .25s var(--ease); }
.platform-v4 .btn:hover { transform: translateY(-2px); }
.platform-v4 .btn-primary,.platform-v4 .btn-play { background: var(--petrol); color: #fff; }
.platform-v4 .btn-primary:hover,.platform-v4 .btn-play:hover { background: #104b4f; color: #fff; }
.platform-v4 .btn-secondary { background: transparent; border: 1px solid var(--petrol); color: var(--petrol); }
.platform-v4 .btn-secondary:hover { background: var(--cream); color: var(--petrol); }
.platform-v4 .btn-ghost { background: transparent; border: 1px solid var(--line); color: var(--umber); }
.platform-v4 .btn-ghost:hover { background: #eee0d3; color: var(--umber); }
.platform-v4 .btn-sm { min-height: 40px; font-size: 13px; padding: 10px 15px; }
.platform-v4 .btn:disabled { opacity: .6; cursor: not-allowed; transform: none; }
.platform-v4 :is(.form-input,.form-select,.form-textarea) { background: var(--paper); color: var(--umber); border: 1px solid #82796e; border-radius: 6px; box-shadow: none; min-height: 46px; padding: 12px 13px; font: 400 16px/1.4 var(--sans); }
.platform-v4 :is(.form-input,.form-select,.form-textarea):focus { outline: 2px solid var(--petrol); outline-offset: 2px; }
.platform-v4 .form-label { font: 600 14px/1.4 var(--sans); color: var(--umber); }
.platform-v4 .input-with-icon .form-input { padding-left: 40px; padding-right: 44px; }
.platform-v4 :is(.card,.stat-card,.data-table-wrapper,.auth-card,.modal,.toast) { background: var(--cream); border: 1px solid #d1c3b5; border-radius: 16px; box-shadow: none; }
.platform-v4 .card:hover { box-shadow: none; border-color: #b78465; }
.platform-v4 .badge { font: 600 11px/1.35 var(--sans); border: 1px solid currentColor; padding: 5px 9px; border-radius: 20px; }
.platform-v4 .badge-neutral { background: #eee0d3; color: var(--terra-dark); border-color: #d1c3b5; }
.platform-v4 .badge-info { background: #1a5c6009; color: var(--petrol); border-color: #1a5c6030; }
.platform-v4 .platform-header { position: fixed; z-index: 100; inset: 0 0 auto; background: rgba(249,244,239,.94); border-bottom: 1px solid #33291f1a; backdrop-filter: blur(16px); transition: box-shadow .25s; }
.platform-header.scrolled { box-shadow: 0 8px 25px #33291f12; }
.platform-header-inner { min-height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.platform-brand,.sidebar-header a { display: flex; align-items: center; gap: 12px; color: var(--umber); flex-shrink: 0; }
.platform-brand img { width: 44px; height: 44px; border-radius: 4px; }
.platform-brand strong,.sidebar-header strong { display: block; font: 500 20px/1.05 var(--serif); letter-spacing: -.04em; white-space: nowrap; }
.platform-brand small,.sidebar-header small { display: block; margin-top: 5px; font: 600 9px/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--terra-dark); }
.platform-header-links { display: flex; align-items: center; gap: 25px; }
.platform-header-links > a:not(.btn),.platform-back { color: var(--umber); font: 600 13px/1.4 var(--sans); }
.platform-header-links > a:not(.btn):hover,.platform-back:hover { color: var(--terra-dark); }
.platform-greeting { color: var(--muted); font-size: 13px; max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.platform-menu-toggle { display: none; }
.platform-menu-toggle span { transition: transform .25s, opacity .25s; }
.platform-menu-open .platform-menu-toggle span:first-child { transform: translateY(6.5px) rotate(45deg); }
.platform-menu-open .platform-menu-toggle span:nth-child(2) { opacity: 0; }
.platform-menu-open .platform-menu-toggle span:last-child { transform: translateY(-6.5px) rotate(-45deg); }
.platform-footer { margin-top: auto; background: var(--umber); color: var(--cream); padding-block: 36px 22px; }
.platform-footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 30px; }
.platform-footer-brand { font: 500 25px/1.2 var(--serif); color: var(--cream); }
.platform-footer p { color: #c5b8a9; font-size: 14px; margin-top: 8px; }
.platform-footer-links { display: flex; gap: 24px; font-size: 14px; }
.platform-footer a { color: var(--cream); }
.platform-footer a:hover { color: #d49375; }
.platform-footer-bottom { border-top: 1px solid #5c4a3e; margin-top: 28px; padding-top: 20px; color: #c5b8a9; font-size: 12px; }
/* Login: a mesma composição de foto, título em Lora e formulário em creme. */
.platform-v4.auth-page { display: flex; flex-direction: column; align-items: stretch; justify-content: flex-start; padding: 0; }
.auth-layout { display: grid; grid-template-columns: 1.1fr 1fr; gap: 70px; align-items: center; padding-block: 148px 80px; flex: 1; }
.auth-intro { position: relative; padding: 48px; min-height: 520px; display: flex; flex-direction: column; justify-content: center; border-radius: 16px; background: linear-gradient(90deg,#1e170ee8,#1e170e99),url('../hero-trabalho.webp') 58% center/cover; color: var(--cream); }
.auth-intro .eyebrow { color: #e0ab8f; }
.auth-intro h2 { font: 400 clamp(35px,3.6vw,52px)/1.15 var(--serif); color: var(--cream); letter-spacing: -.045em; margin-bottom: 24px; }
.auth-intro h2 em { color: #e6b698; }
.auth-intro > p:not(.eyebrow) { font-size: 17px; color: #f0e8de; }
.auth-signature { margin-top: 32px; color: #e0ab8f; font-size: 12px; }
.platform-v4 .auth-card { max-width: none; padding: 36px; }
.auth-header { text-align: left; margin-bottom: 30px; }
.platform-v4 .auth-header h1 { font-size: 37px; margin-bottom: 14px; }
.auth-footer { font-size: 13px; }
.auth-error { margin-bottom: 22px; }
/* Portal: fundo areia e cards em creme, com destaque escuro como a v4. */
.platform-v4.portal-layout { --surface-bg: var(--sand); --surface-elevated: var(--cream); --text-primary: var(--umber); --text-secondary: var(--muted); --action-primary: var(--petrol); --brand-primary: var(--terra); background: var(--sand); color: var(--umber); }
.portal-hero { margin-top: 80px; min-height: 470px; height: 60vh; max-height: 680px; align-items: center; padding-block: 70px; margin-bottom: 72px; background: var(--umber); overflow: hidden; }
.portal-hero-overlay { background: linear-gradient(90deg,#1e170ee8,#1e170e99 50%,#1e170e33); }
.portal-hero-content { max-width: 1200px; }
.platform-v4 .portal-hero-title { font: 400 clamp(40px,4.8vw,68px)/1.12 var(--serif); letter-spacing: -.045em; color: var(--cream); max-width: 760px; text-shadow: none; margin-bottom: 24px; }
.platform-v4 .portal-hero-desc { color: #f0e8de; max-width: 580px; text-shadow: none; font-size: 18px; line-height: 1.55; margin-bottom: 30px; }
.platform-v4 .portal-hero .text-label { color: #e0ab8f !important; font: 700 11px/1.4 var(--sans); letter-spacing: .23em; }
.platform-v4 .carousel-section { margin-bottom: 56px; }
.platform-v4 .carousel-header { padding-inline: 0; gap: 20px; }
.platform-v4 .carousel-title { font: 400 30px/1.2 var(--serif); letter-spacing: -.035em; }
.platform-v4 .carousel-link { font-size: 14px; color: var(--petrol); font-weight: 700; }
.platform-v4 .carousel-container { width: min(1200px,calc(100% - 64px)); margin-inline: auto; padding: 4px 0 14px; gap: 18px; scrollbar-width: thin; scrollbar-color: var(--line) transparent; }
.platform-v4 .carousel-container::-webkit-scrollbar { display: block; height: 5px; }
.platform-v4 .content-card { border: 1px solid #d1c3b5; border-radius: 16px; background: var(--cream); color: var(--umber); transition: transform .25s var(--ease),border-color .25s; }
.platform-v4 .content-card:hover { transform: translateY(-3px); border-color: #b78465; box-shadow: 0 12px 25px #33291f14; }
.platform-v4 .content-thumb { background: #eee0d3; }
.platform-v4 .content-info { padding: 24px; }
.platform-v4 .content-title { font: 400 24px/1.25 var(--serif); letter-spacing: -.03em; white-space: normal; margin-bottom: 12px; }
.platform-v4 .content-desc { font: 400 15px/1.55 var(--sans); color: var(--muted); }
.platform-v4 .content-type-icon { color: var(--cream); background: #1e170ecc; border-radius: 20px; }
.platform-v4 .play-icon-circle { background: var(--petrol); color: #fff; }
.platform-v4 .category-page { padding-top: 136px; padding-bottom: 32px; }
.category-header { border-bottom: 1px solid var(--line); padding-bottom: 30px; }
.platform-v4 .category-header p,.platform-v4 .watch-desc,.platform-v4 .watch-meta { color: var(--muted); }
.platform-v4 .content-grid { grid-template-columns: repeat(auto-fill,minmax(min(260px,100%),1fr)); gap: 18px; }
.platform-v4 .watch-page { padding-top: 80px; }
.platform-v4 .watch-info { border-color: var(--line); padding-block: 40px; }
.platform-v4 .watch-meta { flex-wrap: wrap; }
.watch-info .badge[style*="background"] { background: #eee0d3 !important; color: var(--terra-dark) !important; }
.watch-page .carousel-container { width: 100%; }
.watch-file-placeholder { background: var(--cream); color: var(--muted); }
/* Administração: superfícies, hierarquia e controles da versão 4. */
.admin-main { background: var(--sand); min-width: 0; }
.admin-sidebar { background: var(--umber); border-right: 1px solid #665344; }
.sidebar-header { padding: 24px; border-color: #665344; }
.sidebar-header a { color: var(--cream); }
.sidebar-header img { width: 44px; height: 44px; filter: none; border-radius: 4px; }
.sidebar-header small { color: #d49375; }
.sidebar-link { color: #d6c8bc; font-size: 14px; font-weight: 600; border: 1px solid transparent; border-radius: 8px; }
.sidebar-link:hover,.sidebar-link.active { color: var(--cream); background: #392e23; border-color: #806b59; }
.sidebar-link.active { color: #9acbd0; }
.sidebar-footer { border-color: #665344; }
.sidebar-user-role { color: #d6c8bc; }
.sidebar-user-avatar { background: var(--petrol); }
.admin-topbar { min-height: 80px; padding: 18px 32px; background: rgba(249,244,239,.94); border-bottom: 1px solid #d1c3b5; backdrop-filter: blur(16px); gap: 20px; }
.platform-v4 .admin-topbar h1 { font: 400 30px/1.2 var(--serif); }
.admin-content { padding: 40px 32px; }
.sidebar-toggle { min-width: 44px; min-height: 44px; align-items: center; justify-content: center; border: 1px solid var(--line); border-radius: 8px; }
.platform-v4 .stat-card { padding: 28px; }
.platform-v4 .stat-card-value { font: 400 39px/1.15 var(--serif); }
.platform-v4 .stat-card-icon.brand { color: var(--terra-dark); background: #eee0d3; border: 1px solid #d1c3b5; }
.platform-v4 .stat-card-icon.action { background: var(--petrol); }
.platform-v4 .stat-card-icon.success { background: #1a5c6009; color: var(--petrol); border: 1px solid #1a5c6030; }
.data-table-header { padding: 24px; border-color: #d1c3b5; }
.platform-v4 .data-table-header h2 { font: 400 24px/1.25 var(--serif); }
.data-table th { background: #eee0d3; color: var(--umber); font-size: 12px; font-weight: 700; }
.data-table { min-width: 640px; }
.data-table-wrapper .overflow-x-auto { scrollbar-width: thin; scrollbar-color: var(--line) var(--cream); }
.data-table td { font-size: 14px; border-color: #ded0c3; }
.data-table tr:hover td { background: #f1e9de80; }
.platform-v4 .modal-overlay { background: #1e170ea8; backdrop-filter: blur(7px); }
.platform-v4 .modal { border-radius: 20px; box-shadow: 0 25px 100px #1e170e55; }
.modal-header { padding: 18px 28px; border-color: #d6c4b4; }
.platform-v4 .modal-header h2 { font: 400 30px/1.2 var(--serif); }
.modal-close { display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid #c9b9a9; border-radius: 50%; color: var(--umber); }
.modal-body { padding: 30px 36px; }
.modal-footer { border-color: #d6c4b4; padding: 20px 28px; flex-wrap: wrap; }
.upload-area { background: var(--paper); border: 1px dashed #82796e; border-radius: 12px; }
.checkbox-item { background: var(--paper); border-color: var(--line); border-radius: 8px; }
.checkbox-item:hover { background: #eee0d3; }
.platform-v4 .toast { box-shadow: 0 12px 25px #33291f14; }
.admin-platform-page .platform-footer { margin-left: 260px; }
.admin-platform-page .platform-footer .container { width: calc(100% - 64px); }
@media(max-width:1100px) {
  .platform-menu-toggle { display: flex; width: 44px; height: 44px; align-items: center; justify-content: center; flex-direction: column; gap: 5px; border: 1px solid var(--line); border-radius: 8px; flex-shrink: 0; }
  .platform-menu-toggle span { width: 19px; height: 1.5px; background: var(--umber); }
  .platform-header-links { display: none; position: fixed; top: 80px; left: 0; right: 0; height: calc(100svh - 80px); padding: 30px 32px; background: var(--cream); flex-direction: column; align-items: stretch; gap: 0; overflow-y: auto; }
  .platform-menu-open { overflow: hidden; }
  .platform-menu-open .platform-header-links { display: flex; }
  .platform-header-links > a:not(.btn) { font: 400 23px/1.3 var(--serif); padding: 16px 0; border-bottom: 1px solid var(--line); }
  .platform-greeting { padding-block: 24px; max-width: none; }
  .platform-header-links .btn { align-self: start; }
  .auth-layout { gap: 40px; }
  .auth-intro { padding: 36px; }
}
@media(max-width:1080px) {
  .platform-header-inner,.admin-topbar { min-height: 72px; }
  .platform-header-links { top: 72px; height: calc(100svh - 72px); }
  .portal-hero { margin-top: 72px; }
  .platform-v4 .watch-page { padding-top: 72px; }
}
@media(max-width:1023px) { .admin-platform-page .platform-footer { margin-left: 0; } }
@media(max-width:900px) { .platform-v4 .container,.platform-v4 .carousel-container { width: calc(100% - 40px); } }
@media(max-width:700px) {
  .platform-v4 .container,.platform-v4 .carousel-container { width: calc(100% - 36px); }
  .auth-layout { grid-template-columns: 1fr; padding-block: 106px 48px; gap: 28px; }
  .auth-intro { padding: 30px; min-height: 300px; }
  .platform-v4 .auth-card { padding: 26px; }
  .platform-v4 .auth-header h1 { font-size: 31px; }
  .platform-brand strong { font-size: 18px; }
  .platform-brand img { width: 40px; height: 40px; }
  .platform-brand small { font-size: 8px; letter-spacing: .12em; }
  .platform-back { font-size: 12px; text-align: right; max-width: 64px; }
  .platform-header-inner { gap: 14px; }
  .platform-footer-inner { align-items: start; flex-direction: column; gap: 22px; }
  .platform-footer-links { flex-wrap: wrap; gap: 12px 24px; }
  .portal-hero { min-height: 390px; margin-bottom: 48px; padding-block: 40px; }
  .platform-v4 .portal-hero-title { font-size: 40px; }
  .platform-v4 .portal-hero-desc { font-size: 16px; }
  .platform-v4 .content-card { flex-basis: 270px; }
  .platform-v4 .carousel-title { font-size: 26px; }
  .platform-v4 .category-page { padding-top: 112px; }
  .category-page > .flex { flex-wrap: wrap; }
  .admin-content { padding: 28px 18px; }
  .admin-topbar { padding: 16px 18px; flex-wrap: wrap; gap: 12px; }
  .platform-v4 .admin-topbar h1 { font-size: 27px; }
  .admin-topbar-actions { flex-wrap: wrap; gap: 8px; }
  .stat-cards { grid-template-columns: 1fr; gap: 16px; }
  .data-table-wrapper .overflow-x-auto { max-width: 100%; }
  .modal-body { padding: 24px; }
  .modal-header,.modal-footer { padding-inline: 24px; }
  .toast-container { right: 12px; left: 12px; }
  .platform-v4 .toast { min-width: 0; max-width: 100%; }
  .watch-page .carousel-container { width: 100%; }
  .admin-platform-page .platform-footer .container { width: calc(100% - 36px); }
}
@media(prefers-reduced-motion:reduce) { *,*::before,*::after { animation:none!important; transition:none!important; scroll-behavior:auto!important; } }

.upload-feedback { border: 1px solid #1a5c6030; background: #1a5c6009; border-radius: 8px; padding: 14px; margin-top: 14px; }
.upload-feedback[hidden], .upload-feedback progress[hidden] { display: none; }
.upload-message { margin: 0; font-size: 14px; overflow-wrap: anywhere; }
.upload-feedback progress { width: 100%; height: 8px; accent-color: var(--petrol); margin-top: 12px; }
.upload-feedback-error { border-color: var(--error-500); background: var(--error-50); color: var(--error-700); }
.upload-feedback-success { color: var(--petrol); }
.modal-header { position: sticky; top: 0; z-index: 3; background: var(--cream); }
.modal-footer { position: sticky; bottom: 0; z-index: 2; background: var(--cream); }
.platform-v4 .toast span { min-width: 0; overflow-wrap: anywhere; }
.platform-v4 .toast-error { border-left: 4px solid var(--error-500); }
.platform-v4 .toast-success { border-left: 4px solid var(--petrol); }