/* =========================================================
   Kinotion — Páginas públicas (landing, login e registro)
   Marca: azul (#2563EB)
   ========================================================= */

:root {
    --azul-50: #EFF6FF;
    --azul-100: #DBEAFE;
    --azul-200: #BFDBFE;
    --azul-500: #3B82F6;
    --azul-600: #2563EB;
    --azul-700: #1D4ED8;
    --azul-900: #1E3A8A;
    --cinza-50: #F8FAFC;
    --cinza-100: #F1F5F9;
    --cinza-300: #CBD5E1;
    --cinza-500: #64748B;
    --cinza-700: #334155;
    --cinza-900: #0F172A;
    --branco: #FFFFFF;
    --vermelho-100: #FEE2E2;
    --vermelho-700: #B91C1C;
    --sombra: 0 20px 60px rgba(30, 58, 138, .18);
    --raio: 14px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

/* O atributo hidden deve vencer qualquer display definido por classe. */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
    font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
    color: var(--cinza-900);
    background: var(--branco);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

a { color: var(--azul-600); text-decoration: none; }

/* ---------- Botões ---------- */
.botao {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 10px;
    border: 1px solid transparent;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all .18s ease;
    white-space: nowrap;
}

.botao-primario {
    background: linear-gradient(135deg, var(--azul-500), var(--azul-700));
    color: var(--branco) !important;
    box-shadow: 0 6px 18px rgba(37, 99, 235, .35);
}

.botao-primario:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(37, 99, 235, .45); }

.botao-fantasma {
    background: transparent;
    color: var(--azul-700) !important;
    border-color: var(--azul-200);
}

.botao-fantasma:hover { background: var(--azul-50); }

.botao-grande { padding: 14px 30px; font-size: 17px; border-radius: 12px; }
.botao-bloco { width: 100%; padding: 13px; font-size: 16px; }

/* ---------- Cabeçalho ---------- */
.topo {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--cinza-100);
}

.topo-conteudo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

.marca {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: var(--cinza-900);
    letter-spacing: -.5px;
}

.topo-nav { display: flex; align-items: center; gap: 22px; }
.topo-nav > a:not(.botao) { color: var(--cinza-700); font-weight: 500; }
.topo-nav > a:not(.botao):hover { color: var(--azul-600); }

/* ---------- Hero ---------- */
.hero {
    background:
        radial-gradient(900px 420px at 15% -10%, var(--azul-100), transparent),
        radial-gradient(900px 420px at 85% 0%, var(--azul-50), transparent);
    padding: 84px 0 60px;
    text-align: center;
}

.selo {
    display: inline-block;
    background: var(--azul-100);
    color: var(--azul-700);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 22px;
}

.hero h1 {
    font-size: clamp(34px, 5.5vw, 60px);
    line-height: 1.12;
    letter-spacing: -1.5px;
    font-weight: 800;
}

.hero .destaque {
    background: linear-gradient(120deg, var(--azul-500), var(--azul-700));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-sub {
    max-width: 640px;
    margin: 22px auto 0;
    font-size: 19px;
    color: var(--cinza-500);
}

.hero-acoes {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 34px;
    flex-wrap: wrap;
}

/* ---------- Prévia do app ---------- */
.previa { margin-top: 64px; perspective: 1200px; }

.previa-janela {
    max-width: 880px;
    margin: 0 auto;
    background: var(--branco);
    border-radius: 16px;
    border: 1px solid var(--cinza-100);
    box-shadow: var(--sombra);
    overflow: hidden;
    text-align: left;
}

.previa-barra {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--cinza-50);
    border-bottom: 1px solid var(--cinza-100);
}

.ponto { width: 11px; height: 11px; border-radius: 50%; }
.ponto-r { background: #F87171; }
.ponto-a { background: #FBBF24; }
.ponto-v { background: #34D399; }

.previa-url {
    margin-left: 14px;
    background: var(--branco);
    border: 1px solid var(--cinza-100);
    border-radius: 8px;
    padding: 3px 16px;
    font-size: 12.5px;
    color: var(--cinza-500);
}

.previa-corpo { display: flex; min-height: 340px; }

.previa-lateral {
    width: 232px;
    flex-shrink: 0;
    background: var(--cinza-50);
    border-right: 1px solid var(--cinza-100);
    padding: 14px 10px;
    font-size: 13.5px;
    color: var(--cinza-700);
}

.previa-usuario {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    padding: 6px 8px 14px;
}

.avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--azul-500), var(--azul-700));
    color: var(--branco);
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

.previa-item { padding: 6px 10px; border-radius: 8px; margin: 2px 0; }
.previa-item-ativo { background: var(--azul-100); color: var(--azul-900); font-weight: 600; }
.previa-sub { margin-left: 18px; }

.previa-editor { flex: 1; padding: 30px 40px; }
.previa-icone { font-size: 34px; }
.previa-titulo { font-size: 24px; font-weight: 800; margin: 8px 0 20px; letter-spacing: -.5px; }

.previa-linha {
    height: 11px;
    border-radius: 6px;
    background: var(--cinza-100);
    margin: 12px 0;
}

.previa-linha.larga { width: 92%; }
.previa-linha.media { width: 70%; }
.previa-linha.curta { width: 45%; }

.previa-check { font-size: 14px; color: var(--cinza-700); margin: 10px 0; }

/* ---------- Seções ---------- */
.secao { padding: 84px 0; }

.secao-titulo {
    font-size: clamp(26px, 3.6vw, 38px);
    font-weight: 800;
    letter-spacing: -1px;
    text-align: center;
}

.secao-sub {
    text-align: center;
    color: var(--cinza-500);
    font-size: 17px;
    margin: 12px auto 0;
    max-width: 560px;
}

.cartoes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 22px;
    margin-top: 48px;
}

.cartao {
    background: var(--branco);
    border: 1px solid var(--cinza-100);
    border-radius: var(--raio);
    padding: 28px;
    transition: all .2s ease;
}

.cartao:hover {
    transform: translateY(-4px);
    border-color: var(--azul-200);
    box-shadow: 0 14px 36px rgba(37, 99, 235, .12);
}

.cartao-icone {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    background: var(--azul-50);
    border-radius: 12px;
    margin-bottom: 16px;
}

.cartao h3 { font-size: 18px; margin-bottom: 8px; }
.cartao p { color: var(--cinza-500); font-size: 15px; }

/* ---------- Segurança ---------- */
.secao-escura {
    background: linear-gradient(135deg, var(--cinza-900), var(--azul-900));
    color: var(--branco);
}

.secao-escura .secao-titulo,
.secao-escura .secao-sub { text-align: left; color: var(--branco); }
.secao-escura .secao-sub { color: var(--azul-200); margin-left: 0; }

.seguranca-grade {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 48px;
    align-items: center;
}

.lista-seguranca { list-style: none; margin-top: 28px; }

.lista-seguranca li {
    padding: 12px 0 12px 34px;
    position: relative;
    color: var(--azul-100);
    font-size: 16px;
}

.lista-seguranca li::before {
    content: "✔";
    position: absolute;
    left: 0;
    color: var(--azul-500);
    font-weight: 700;
}

.lista-seguranca strong { color: var(--branco); }

.escudo {
    font-size: 130px;
    filter: drop-shadow(0 20px 40px rgba(59, 130, 246, .45));
}

/* ---------- Chamada final ---------- */
.chamada-final { text-align: center; background: var(--azul-50); }
.chamada-final h2 { font-size: clamp(26px, 3.6vw, 38px); font-weight: 800; letter-spacing: -1px; }
.chamada-final p { color: var(--cinza-500); margin: 12px 0 28px; font-size: 17px; }

/* ---------- Rodapé ---------- */
.rodape { border-top: 1px solid var(--cinza-100); padding: 30px 0; }

.rodape-conteudo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.marca-rodape { font-size: 17px; }
.rodape p { color: var(--cinza-500); font-size: 14px; }

/* ---------- Autenticação ---------- */
.auth {
    min-height: calc(100vh - 68px - 92px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    background:
        radial-gradient(700px 380px at 20% 0%, var(--azul-100), transparent),
        radial-gradient(700px 380px at 80% 100%, var(--azul-50), transparent);
}

.auth-cartao {
    width: 100%;
    max-width: 420px;
    background: var(--branco);
    border: 1px solid var(--cinza-100);
    border-radius: 18px;
    box-shadow: var(--sombra);
    padding: 40px 36px;
    text-align: center;
}

.auth-cartao h1 { font-size: 26px; letter-spacing: -.6px; margin-top: 14px; }
.auth-sub { color: var(--cinza-500); margin: 6px 0 26px; }

.auth-cartao form { text-align: left; }

.auth-cartao label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--cinza-700);
    margin: 16px 0 6px;
}

.auth-cartao input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--cinza-300);
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    transition: border-color .15s ease, box-shadow .15s ease;
}

.auth-cartao input:focus {
    outline: none;
    border-color: var(--azul-500);
    box-shadow: 0 0 0 3px var(--azul-100);
}

.auth-cartao button[type="submit"] { margin-top: 24px; }

.auth-troca { margin-top: 22px; font-size: 14.5px; color: var(--cinza-500); }
.auth-troca a { font-weight: 600; }

.alerta {
    margin-top: 16px;
    padding: 11px 14px;
    border-radius: 10px;
    font-size: 14px;
}

.alerta-erro { background: var(--vermelho-100); color: var(--vermelho-700); }
.alerta-sucesso { background: #DCFCE7; color: #166534; }

.botao-reenviar {
    display: block;
    margin-top: 8px;
    border: none;
    background: transparent;
    color: var(--azul-600);
    font-family: inherit;
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
}

.botao-reenviar:hover { text-decoration: underline; }
.botao-reenviar:disabled { color: var(--cinza-300); cursor: default; }

/* ---------- Erro ---------- */
.erro-pagina { text-align: center; padding: 120px 0; }
.erro-pagina h1 { font-size: 34px; margin-bottom: 12px; }
.erro-pagina p { color: var(--cinza-500); margin-bottom: 28px; }

/* ---------- Responsivo ---------- */
@media (max-width: 760px) {
    .topo-nav > a:not(.botao) { display: none; }
    .previa-lateral { display: none; }
    .seguranca-grade { grid-template-columns: 1fr; }
    .escudo { display: none; }
}