/*
   Arquivo: licao.css
   Descrição: Estilos para a página de lições da Escola Sabatina
   Autor: Alexandre Vieira
   Data: 31/10/2025
*/

/* Reset e Container Principal */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    min-height: 100vh;
    overflow: hidden;
}

.licao-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100%;
}

/* Header e Navegação */
.licao-header {
    background: linear-gradient(135deg, #34495e 0%, #2c3e50 100%);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    padding: 1rem;
    z-index: 100;
}

.licao-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    max-width: 1000px;
    margin: 0 auto;
}

/* Botões de Navegação */
.nav-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.2rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: #fff;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 160px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.nav-btn i {
    font-size: 2rem;
    transition: transform 0.3s ease;
}

.nav-btn span {
    font-size: 0.9rem;
    line-height: 1.2;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.nav-btn:hover i {
    transform: scale(1.2);
}

.nav-btn.active {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    border-color: #fff;
    box-shadow: 0 8px 24px rgba(30, 60, 114, 0.6);
}

.nav-btn:active {
    transform: translateY(-1px);
}

/* Cores específicas para cada botão */
.nav-btn[data-target="chamada"]:hover {
    background: linear-gradient(135deg, rgba(46, 204, 113, 0.3) 0%, rgba(39, 174, 96, 0.3) 100%);
}

.nav-btn[data-target="licaoadultos"]:hover {
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.3) 0%, rgba(41, 128, 185, 0.3) 100%);
}

.nav-btn[data-target="licaojovens"]:hover {
    background: linear-gradient(135deg, rgba(155, 89, 182, 0.3) 0%, rgba(142, 68, 173, 0.3) 100%);
}

.nav-btn[data-target="chamada"].active {
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
}

.nav-btn[data-target="licaoadultos"].active {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
}

.nav-btn[data-target="licaojovens"].active {
    background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
}

/* Área Principal com Iframe */
.licao-main {
    flex: 1;
    display: flex;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    overflow: hidden;
}

#wlicao {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Loading State */
#wlicao.loading {
    background: linear-gradient(
        90deg,
        #f0f0f0 25%,
        #e0e0e0 50%,
        #f0f0f0 75%
    );
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Responsividade */
@media screen and (max-width: 1024px) {
    .licao-nav {
        gap: 0.75rem;
    }

    .nav-btn {
        min-width: 140px;
        padding: 1rem 1.5rem;
    }

    .nav-btn i {
        font-size: 1.7rem;
    }

    .nav-btn span {
        font-size: 0.85rem;
    }
}

@media screen and (max-width: 768px) {
    .licao-header {
        padding: 0.75rem 0.5rem;
    }

    .licao-nav {
        gap: 0.5rem;
    }

    .nav-btn {
        min-width: 120px;
        padding: 0.8rem 1rem;
        gap: 0.3rem;
    }

    .nav-btn i {
        font-size: 1.5rem;
    }

    .nav-btn span {
        font-size: 0.75rem;
    }

    .licao-main {
        padding: 0.5rem;
    }
}

@media screen and (max-width: 600px) {
    .licao-nav {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
    }

    .nav-btn {
        width: 100%;
        flex-direction: row;
        justify-content: flex-start;
        padding: 1rem 1.5rem;
        gap: 1rem;
        min-width: unset;
    }

    .nav-btn i {
        font-size: 1.8rem;
    }

    .nav-btn span {
        font-size: 1rem;
        text-align: left;
    }
}

/* Acessibilidade */
.nav-btn:focus {
    outline: 3px solid rgba(255, 255, 255, 0.6);
    outline-offset: 2px;
}

.nav-btn:focus:not(:focus-visible) {
    outline: none;
}

/* Print Styles */
@media print {
    .licao-header {
        display: none;
    }

    .licao-main {
        padding: 0;
    }

    #wlicao {
        border-radius: 0;
        box-shadow: none;
    }
}