/* ============================================
   RESET E ESTILOS GLOBAIS
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: linear-gradient(120deg, #ffecd2 0%, #fcb69f 100%);
  min-height: 100vh;
  font-family: 'Segoe UI', Arial, sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* ============================================
   LAYOUT PRINCIPAL
   ============================================ */
.main-wrap {
  display: flex;
  gap: 36px;
  align-items: flex-start;
  width: 92vw;
  max-width: 900px;
}

/* ============================================
   CARDS - PADRÃO
   ============================================ */
.card {
  background: #fff;
  width: 85vw;
  max-width: 500px;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  padding: 32px 20px;
  text-align: center;
  margin: 40px auto 0 auto;
  box-sizing: border-box;
}

/* CARDS LOGIN/CADASTRO/PARTICIPANTE - AUMENTAR TUDO */
.card.login,
.card.cadastro,
.card.participant {
  width: 85vw;
  max-width: 380px;
  padding: 40px 28px;
  font-size: 1.15rem;
  line-height: 1.6;
}

.card.participant {
  max-width: 400px;
  padding: 45px 30px;
  font-size: 1.18rem;
}

/* ============================================
   TÍTULOS
   ============================================ */
h1 {
  font-size: 2rem;
  color: #f76b1c;
  margin-bottom: 24px;
  font-weight: bold;
}

h2 {
  font-size: 1.5rem;
  color: #f76b1c;
  margin-bottom: 18px;
  margin-top: 18px;
}

.section-title {
  font-size: 1.6rem;
  margin: 28px 0 18px 0;
  font-weight: bold;
  color: #333;
}

/* ============================================
   FORMULÁRIOS E INPUTS
   ============================================ */
input {
  width: 85%;
  font-size: 1.1rem;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #ccc;
  margin: 12px 0;
  box-sizing: border-box;
}

input::placeholder {
  font-size: 1.05rem;
}

/* ============================================
   BOTÕES GERAIS
   ============================================ */
button:not(.copy-btn) {
  background: #fa8231;
  color: #fff;
  font-weight: bold;
  border: none;
  border-radius: 8px;
  padding: 12px 24px;
  font-size: 1.1rem;
  margin: 16px auto;
  cursor: pointer;
  transition: background 0.15s;
  width: 300px;
  max-width: 90%;
}

button:not(.copy-btn):hover {
  background: #f76b1c;
}

/* BOTÃO MAIN (REVELAR) */
.main-btn {
  margin: 26px 0 12px 0;
  padding: 14px 28px;
  font-size: 1.2rem;
  border-radius: 8px;
  border: none;
  background: #fa8231;
  color: #fff;
  font-weight: bold;
  transition: background 0.15s;
  cursor: pointer;
  width: 90%;
  max-width: 280px;
}

.main-btn:hover {
  background: #f76b1c;
}

/* ============================================
   LINKS
   ============================================ */
a {
  color: #fa8231;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.05rem;
}

a:hover {
  text-decoration: underline;
}

/* ============================================
   TEXTOS E INFORMAÇÕES
   ============================================ */
#nomeinfo {
  color: #555;
  font-size: 1.3rem;
  margin-bottom: 16px;
  font-weight: 500;
}

#amigo {
  margin-top: 28px;
  font-size: 1.4rem;
  font-weight: bold;
  color: #35a752;
  padding: 20px;
  background: #f0f8f0;
  border-radius: 8px;
}

#seeError,
#loginError,
#registerError {
  color: red;
  font-size: 1rem;
  margin-top: 10px;
  font-weight: 500;
}

#loginError,
#registerError {
  font-size: 0.95rem;
}

/* ============================================
   LISTAS
   ============================================ */
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

li {
  margin-bottom: 10px;
  font-size: 1.1rem;
}

/* Lista de participantes com scroll */
.participantes-wrap {
  width: 96%;
  margin: 0 auto 18px auto;
  max-height: 240px;
  overflow-y: auto;
  background: #f6f6f6;
  border-radius: 10px;
  padding: 12px 6px;
  box-sizing: border-box;
}

ul#participantes {
  padding: 0;
  margin: 0;
}

ul#participantes li {
  display: flex;
  align-items: center;
  width: 100%;
  height: 50px;
  box-sizing: border-box;
  background: none;
  padding: 0 10px;
  margin-bottom: 0;
  font-size: 1.15rem;
  border-bottom: 1px solid #eeeeee;
}

ul#participantes li:last-child {
  border-bottom: none;
}

ul#participantes a {
  font-weight: bold;
  color: #f76b1c;
  text-decoration: none;
  padding-right: 8px;
  min-width: 0;
  font-size: 1.15rem;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ============================================
   BOTÃO COPIAR
   ============================================ */
.copy-btn {
  font-size: 1.2rem;
  padding: 6px 12px;
  margin-left: 6px;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: 4px;
  min-width: 36px;
  color: #fa8231;
  transition: color 0.2s;
  flex-shrink: 0;
}

.copy-btn:hover,
.copy-btn:active,
.copy-btn:focus {
  color: #35a752;
  outline: none;
}

/* ============================================
   HELP CARD
   ============================================ */
.help-card {
  background: #fff7ef;
  width: 500px;
  max-width: 97vw;
  border-radius: 14px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
  padding: 28px 22px;
  font-size: 1rem;
  color: #444;
  text-align: left;
  align-self: flex-start;
}

.help-title {
  color: #f76b1c;
  font-size: 1.3rem;
  font-weight: bold;
  margin-bottom: 16px;
}

.help-card ul {
  font-size: 1rem;
  padding-left: 24px;
  margin-top: 8px;
}

.help-card li {
  margin-bottom: 12px;
  line-height: 1.5;
}

/* ============================================
   MENSAGENS
   ============================================ */
.no-participants {
  color: #999;
  text-align: center;
  width: 100%;
  padding: 40px 0;
  font-size: 1.1rem;
  font-style: italic;
}

hr {
  margin: 24px 0;
  border: none;
  border-top: 1px solid #eee;
}

/* ============================================
   MEDIA QUERIES
   ============================================ */

/* DESKTOP - Layout lateral lado a lado */
@media (min-width: 971px) {
  .main-wrap {
    flex-direction: row;
    justify-content: center;
  }

  .help-card {
    order: 2;
    position: sticky;
    top: 18px;
  }

  .card {
    order: 1;
  }
}

/* TABLET E CELULAR - Layout em coluna */
@media (max-width: 970px) {
  .main-wrap {
    flex-direction: column;
    align-items: center;
    padding: 24px 0;            /* ADICIONE ISTO - espaço top/bottom */
  }

  .help-card {
    order: 1;
    position: static;
    margin: 16px auto 24px auto;  /* MUDE PARA ISTO - top, left, bottom, right */
    width: 90vw;
    max-width: 380px;
    margin-left: auto;
    margin-right: auto;
  }

  .card {
    order: 2;
    width: 90vw;
    max-width: 500px;
    margin: 16px auto;          /* ADICIONE ISTO - top/bottom 16px, left/right auto */
  }

  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.35rem;
  }

  input {
    font-size: 1.05rem;
    padding: 11px;
  }

  button:not(.copy-btn) {
    font-size: 1.05rem;
    padding: 11px 20px;
    width: 180px;
  }
}

/* CELULAR (até 640px) */
@media (max-width: 640px) {
  .card.login,
  .card.cadastro,
  .card.participant {
    width: 90vw;
    padding: 32px 18px;
    font-size: 1.12rem;
  }

  h1 {
    font-size: 1.65rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  input {
    width: 95%;
    font-size: 1rem;
    padding: 10px;
  }

  button:not(.copy-btn) {
    width: 95%;
    font-size: 1rem;
    padding: 11px;
  }

  .main-btn {
    width: 95%;
    font-size: 1.1rem;
  }

  #nomeinfo {
    font-size: 1.2rem;
  }

  #amigo {
    font-size: 1.25rem;
  }

  .help-card {
    width: 90vw;
    padding: 24px 16px;
    font-size: 0.98rem;
  }

  .help-title {
    font-size: 1.2rem;
  }

  .help-card ul {
    font-size: 0.95rem;
    padding-left: 18px;
  }

  ul#participantes li {
    font-size: 1.1rem;
    height: 48px;
  }

  ul#participantes a {
    font-size: 1.1rem;
  }
}

/* CELULAR PEQUENO (até 380px) */
@media (max-width: 380px) {
  .card.login,
  .card.cadastro,
  .card.participant {
    width: 92vw;
    padding: 26px 14px;
  }

  h1 {
    font-size: 1.5rem;
    margin-bottom: 18px;
  }

  h2 {
    font-size: 1.15rem;
  }

  input {
    font-size: 0.95rem;
    padding: 9px;
  }

  button:not(.copy-btn) {
    font-size: 0.95rem;
    width: 90%;
  }

  .main-btn {
    font-size: 1rem;
  }

  #nomeinfo {
    font-size: 1.1rem;
  }

  #amigo {
    font-size: 1.15rem;
  }

  ul#participantes li {
    font-size: 1rem;
    height: 44px;
  }
}