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

:root {
    --laranja: #EC6B2E;
    --preto: #000000;
    --branco: #ffffff;
    --cinza-claro: #f5f5f5;
    --cinza-medio: #e0e0e0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--cinza-claro);
    color: var(--preto);
    line-height: 1.6;
}

.container {
    max-width: 500px;
    margin: 0 auto;
    background: var(--branco);
    min-height: 100vh;
    position: relative;
}

/* Header */
.header {
    background: var(--laranja);
    padding: 15px 20px;
    text-align: center;
}

.logo {
    width: 100px;
    height: auto;
    margin-bottom: 8px;
}

.header h1 {
    color: var(--branco);
    font-size: 16px;
    font-weight: 600;
}

/* Steps */
.step {
    display: none;
    padding: 30px 20px;
    animation: fadeIn 0.3s ease-in;
}

.step.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.step-header {
    margin-bottom: 30px;
}

.step-header h2 {
    font-size: 22px;
    color: var(--preto);
    text-align: center;
}

.btn-voltar {
    background: none;
    border: none;
    color: var(--laranja);
    font-size: 16px;
    cursor: pointer;
    padding: 8px 0;
    margin-bottom: 15px;
    display: inline-block;
}

.btn-voltar:hover {
    opacity: 0.8;
}

/* Unidades */
.unidades-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 30px;
}

.unidade-btn {
    background: var(--branco);
    border: 2px solid var(--cinza-medio);
    border-radius: 12px;
    padding: 30px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.unidade-btn:hover {
    border-color: var(--laranja);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(236, 107, 46, 0.2);
}

.unidade-icone {
    font-size: 40px;
    margin-bottom: 10px;
}

.unidade-btn h3 {
    font-size: 18px;
    color: var(--preto);
}

/* Calendário */
.calendario {
    background: var(--branco);
}

.calendario-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 0 10px;
}

.mes-ano {
    font-size: 18px;
    font-weight: 600;
}

.nav-mes {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--laranja);
    cursor: pointer;
    padding: 5px 10px;
}

.dias-semana {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-bottom: 10px;
}

.dia-semana {
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    color: #999;
    padding: 8px 0;
}

.dias-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.dia {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    position: relative;
    background: var(--branco);
    border: 1px solid var(--cinza-medio);
    transition: all 0.2s ease;
}

.dia:hover:not(.disabled):not(.outro-mes) {
    background: var(--cinza-claro);
    border-color: var(--laranja);
}

.dia.disponivel::after {
    content: '';
    position: absolute;
    bottom: 3px;
    right: 3px;
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-bottom: 6px solid var(--laranja);
}

.dia.selecionado {
    background: var(--laranja);
    color: var(--branco);
    border-color: var(--laranja);
}

.dia.disabled,
.dia.outro-mes {
    color: #ccc;
    cursor: not-allowed;
}

/* Pessoas */
.pessoas-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin: 60px 0;
}

.pessoas-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid var(--laranja);
    background: var(--branco);
    color: var(--laranja);
    font-size: 28px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pessoas-btn:hover {
    background: var(--laranja);
    color: var(--branco);
}

.pessoas-display {
    text-align: center;
}

.pessoas-display span {
    display: block;
    font-size: 48px;
    font-weight: 700;
    color: var(--laranja);
    margin-bottom: 5px;
}

.pessoas-display small {
    font-size: 14px;
    color: #666;
}

.btn-proximo {
    width: 100%;
    padding: 16px;
    background: var(--laranja);
    color: var(--branco);
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-proximo:hover {
    background: #d55a1e;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(236, 107, 46, 0.3);
}

/* Horários */
.horarios-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.horario-btn {
    padding: 20px;
    background: var(--branco);
    border: 2px solid var(--cinza-medio);
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.horario-btn:hover:not(.indisponivel) {
    border-color: var(--laranja);
    background: var(--cinza-claro);
}

.horario-btn.indisponivel {
    opacity: 0.4;
    cursor: not-allowed;
    background: #f5f5f5;
}

.horario-btn.disponivel::after {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--laranja);
    margin-left: 8px;
}

/* Mensagem de indisponibilidade */
.mensagem-indisponibilidade {
    margin-top: 30px;
    padding: 20px;
    background: #fff3e0;
    border-left: 4px solid var(--laranja);
    border-radius: 4px;
}

.mensagem-indisponibilidade h4 {
    color: var(--laranja);
    margin-bottom: 15px;
    font-size: 16px;
}

.alternativas {
    margin-top: 15px;
}

.alternativa-item {
    padding: 12px;
    background: var(--branco);
    border-radius: 6px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid var(--cinza-medio);
}

.alternativa-item:hover {
    border-color: var(--laranja);
    transform: translateX(5px);
}

/* Resumo e Formulário */
.resumo-reserva {
    background: var(--cinza-claro);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 30px;
}

.resumo-reserva h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: var(--laranja);
}

.resumo-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--cinza-medio);
}

.resumo-item:last-child {
    border-bottom: none;
}

.resumo-label {
    color: #666;
}

.form-dados {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.form-group input {
    padding: 14px;
    border: 2px solid var(--cinza-medio);
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--laranja);
}

.btn-confirmar {
    padding: 16px;
    background: var(--laranja);
    color: var(--branco);
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.btn-confirmar:hover {
    background: #d55a1e;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(236, 107, 46, 0.3);
}

/* Confirmação */
.confirmacao-sucesso {
    text-align: center;
    padding: 40px 20px;
}

.icone-sucesso {
    width: 80px;
    height: 80px;
    background: #4caf50;
    color: var(--branco);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    margin: 0 auto 30px;
}

.confirmacao-sucesso h2 {
    color: var(--laranja);
    margin-bottom: 15px;
}

.dados-confirmacao {
    background: var(--cinza-claro);
    padding: 20px;
    border-radius: 8px;
    margin: 30px 0;
}

.dados-confirmacao p {
    margin: 10px 0;
}

.btn-nova-reserva {
    padding: 16px 32px;
    background: var(--laranja);
    color: var(--branco);
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-nova-reserva:hover {
    background: #d55a1e;
    transform: translateY(-2px);
}

/* Loading */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--branco);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading p {
    color: var(--branco);
    margin-top: 20px;
    font-size: 16px;
}

/* Responsivo */
@media (max-width: 480px) {
    .container {
        max-width: 100%;
    }

    .header {
        padding: 20px 15px;
    }

    .logo {
        width: 120px;
    }

    .header h1 {
        font-size: 20px;
    }

    .step {
        padding: 20px 15px;
    }

    .horarios-grid {
        grid-template-columns: 1fr;
    }

    .pessoas-selector {
        gap: 30px;
        margin: 40px 0;
    }

    .pessoas-btn {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }

    .pessoas-display span {
        font-size: 36px;
    }
}