/* base.css — Karaokê RJ (2026)
   Objetivo: visual mais limpo (inspirado em sites como disney.com.br),
   com foco em tipografia, espaçamento e hierarquia.
   - Mobile-first
   - Componentes reutilizáveis
   - Sem “ruído” visual (sombras suaves + bordas leves)
*/

:root{
  /* Tema único (preto) */
  --bg:#05060a;
  --surface: rgba(255,255,255,.06);
  --surface-2: rgba(255,255,255,.09);
  --text:#eef2ff;
  --muted: rgba(238,242,255,.72);
  --line: rgba(255,255,255,.14);

  /* Marca (vermelho) */
  --brand: #ff003c;
  --brand-2:#c4002f;
  --accent:#ff2b63;

  /* Layout */
  --container: 1180px;
  --gutter: clamp(16px, 3vw, 28px);

  /* Tipografia */
  --font: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --h1: clamp(26px, 5vw, 46px);
  --h2: clamp(20px, 3vw, 30px);
  --h3: clamp(16px, 2.2vw, 20px);
  --p:  clamp(14px, 1.8vw, 16px);

  /* Raio / sombra */
  --r-sm: 12px;
  --r-md: 16px;
  --r-lg: 22px;
  --shadow-1: 0 18px 55px rgba(0,0,0,.55);
  --shadow-2: 0 22px 70px rgba(0,0,0,.60);

  /* Animações */
  --ease: 200ms cubic-bezier(.2,.8,.2,1);

  /* ✅ fallback seguro para botão de tema (evita variável indefinida) */
  --toggle: rgba(255,255,255,.08);
}

/* Transição suave entre temas (ativada via JS) */
html.theme-transition, html.theme-transition *{
  transition:
    background-color var(--ease),
    color var(--ease),
    border-color var(--ease),
    box-shadow var(--ease),
    fill var(--ease);
}

/* Reset base */
*{ box-sizing:border-box; }
html,body{ height:100%; overflow-x:hidden; }
body{
  margin:0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button,input,select{ font: inherit; }

.k-container{
  width:min(var(--container), calc(100% - (var(--gutter) * 2)));
  margin-inline:auto;
}

/* Compatibilidade: algumas seções usam .container (sem Bootstrap). */
.container{
  width:min(var(--container), calc(100% - (var(--gutter) * 2)));
  margin-inline:auto;
}

/* Header (sticky, limpo) */
.k-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.k-header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 14px;
  padding: 12px 0;
}

.k-brand{
  display:flex;
  align-items:center;
  gap: 10px;
  min-width: 160px;
}
.k-brand img{
  width: 40px;
  height: 40px;
  border-radius: 10px;
}
.k-brand__name{
  display:flex;
  flex-direction:column;
  line-height:1.05;
}
.k-brand__name b{ font-size: 14px; letter-spacing:.2px; }
.k-brand__name span{ font-size: 12px; color: var(--muted); }

.k-nav{
  display:flex;
  gap: 12px;
  align-items:center;
  justify-content:center;
  flex: 1;
}
.k-nav a{
  font-size: 13px;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 999px;
  transition: background var(--ease), color var(--ease);
}
.k-nav a:hover{
  background: color-mix(in srgb, var(--brand) 10%, transparent);
  color: var(--text);
}

.k-actions{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap: 10px;
  min-width: 160px;
}

/* Botão de tema (círculo, sem texto) */
.theme-toggle{
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--toggle) 35%, var(--line));
  background: var(--toggle);
  cursor: pointer;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--toggle) 10%, transparent);
  transition: transform var(--ease), box-shadow var(--ease), filter var(--ease);
}
.theme-toggle:hover{
  transform: translateY(-1px);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--toggle) 14%, transparent);
}
.theme-toggle:active{ transform: translateY(0); }
.theme-toggle:focus-visible{
  outline: none;
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--toggle) 22%, transparent);
}

/* Botões — padrão único (vermelho) */
.k-btn,
.btn,
button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  border-radius: 999px;
  padding: 10px 14px;
  border: 1px solid color-mix(in srgb, var(--brand) 30%, var(--line));
  background: linear-gradient(180deg, color-mix(in srgb, var(--brand) 92%, white 8%), var(--brand-2));
  color: #fff;
  cursor:pointer;
  transition: transform var(--ease), filter var(--ease), box-shadow var(--ease);
  box-shadow: var(--shadow-1);
}
.k-btn:hover,
.btn:hover,
button:hover{ transform: translateY(-1px); filter: brightness(1.06); }
.k-btn:active,
.btn:active,
button:active{ transform: translateY(0); }

/* Botões ícone neutros quando NÃO forem primary/ghost/whats */
.k-btn.k-btn--icon:not(.k-btn--primary):not(.k-btn--ghost):not(.k-btn--whats){
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line);
  box-shadow: none;
}
.k-btn.k-btn--icon:not(.k-btn--primary):not(.k-btn--ghost):not(.k-btn--whats):hover{ filter: none; }

/* Ghost vira vermelho igual ao padrão */
.k-btn--ghost{
  background: linear-gradient(180deg, color-mix(in srgb, var(--brand) 92%, white 8%), var(--brand-2));
  color:#fff;
  border: 1px solid color-mix(in srgb, var(--brand) 30%, var(--line));
  box-shadow: var(--shadow-1);
}

/* WhatsApp padronizado */
.k-btn--whats{
  border-color: color-mix(in srgb, var(--brand) 30%, var(--line));
}

/* Seções */
.k-section{ padding: clamp(26px, 5vw, 54px) 0; }
.k-section__head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.k-section__title{
  font-size: var(--h2);
  margin:0;
  letter-spacing: -.3px;
}
.k-section__sub{
  margin:0;
  color: var(--muted);
  font-size: var(--p);
  max-width: 68ch;
}

/* Cards */
.k-grid{
  display:grid;
  gap: 14px;
}
.k-grid--3{
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.k-card{
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-1);
  overflow:hidden;
}
.k-card__body{ padding: 16px; }
.k-card__title{ margin:0 0 6px 0; font-size: var(--h3); }
.k-card__text{ margin:0; color: var(--muted); font-size: var(--p); }
.k-card__icon{
  width: 42px; height: 42px;
  display:grid; place-items:center;
  border-radius: 14px;
  background: color-mix(in srgb, var(--brand) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--brand) 20%, var(--line));
  margin-bottom: 10px;
}

/* Footer */
.k-footer{
  padding: 26px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
.k-footer__inner{
  display:flex;
  flex-wrap:wrap;
  gap: 12px;
  align-items:center;
  justify-content:space-between;
}

/* Responsivo */
@media (max-width: 900px){
  .k-nav{ display:none; }
  .k-grid--3{ grid-template-columns: 1fr; }
}

/* =========================================================
   CONTRASTE MOBILE (todos os temas)
========================================================= */

/* Light padrão */
html[data-theme="light"]{
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-2: #f6f7fb;
  --text: #0b1020;
  --muted: rgba(11,16,32,.68);
  --line: rgba(11,16,32,.10);
}

/* Mobile: reforço contraste */
@media (max-width: 980px){

  html[data-theme="light"],
  html[data-theme="disney"]{
    --muted: rgba(11,16,32,.74);
    --line: rgba(11,16,32,.14);
  }

  html[data-theme="dark"]{
    --surface: rgba(255,255,255,.08);
    --surface-2: rgba(255,255,255,.12);
    --line: rgba(255,255,255,.18);
    --muted: rgba(247,247,251,.78);
  }

  .k-brand__name span,
  .k-nav a,
  .k-footer{
    color: var(--muted);
  }
}

/* Bootstrap (caso exista em alguma página) */
[class^='btn-outline'], [class*=' btn-outline']{
  background: linear-gradient(180deg, color-mix(in srgb, var(--brand) 92%, white 8%), var(--brand-2)) !important;
  color:#fff !important;
  border:none !important;
}

/* =========================================================
   Ajustes de aproveitamento de espaço
========================================================= */
@media (max-width: 768px){
  .k-section{ padding: 22px 0; }
  .k-grid{ gap: 12px; }
  .k-card__body{ padding: 14px; }
}

/* Desktop: mais uso de espaço */
@media (min-width: 992px){
  :root{
    --container: 1400px;
    --gutter: clamp(18px, 2.2vw, 30px);
  }
  .k-section{ padding: 38px 0; }
  .k-section__head{ margin-bottom: 14px; }
  .k-section__sub{ max-width: 78ch; }
  .k-grid{ gap: 14px; }
  .k-card__body{ padding: 14px; }
}

@media (min-width: 1400px){
  :root{ --container: 1520px; }
}

/* Utilitário: trava rolagem quando um modal está aberto */
html.no-scroll, body.no-scroll{
  overflow: hidden !important;
  overscroll-behavior: contain;
}

/* =========================
   IMAGE VIEWER (Aluguel/Vendas)
   - Modal global: acima de qualquer overlay
   ✅ reforço: pointer-events e z-index absoluto
========================= */
.img-viewer{
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(12px, 2.5vw, 24px);
  background: rgba(0,0,0,.82);
  backdrop-filter: blur(10px);
  z-index: 2147483647;
  pointer-events: auto;
}

.img-viewer.is-open{ display: flex; }

.img-viewer__img{
  max-width: 98vw;
  max-height: 94vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.14);
  box-shadow: 0 28px 90px rgba(0,0,0,.65);
  background: rgba(0,0,0,.25);
}

.img-viewer__close{
  position: absolute;
  top: 14px;
  right: 14px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(0,0,0,.45);
  color: rgba(255,255,255,.92);
  cursor: pointer;
  transition: transform var(--ease), background var(--ease), border-color var(--ease);
}
.img-viewer__close:hover{
  transform: translateY(-1px);
  background: rgba(0,0,0,.62);
  border-color: rgba(255,255,255,.28);
}
.img-viewer__close:active{ transform: translateY(0px) scale(.98); }
.img-viewer__close:focus-visible{
  outline: 2px solid rgba(255,255,255,.45);
  outline-offset: 2px;
}