:root {
    --primary-bg: #0A0E14;
    --primary-accent: #00F2FF;
    --alert-accent: #FF0055;
    --card-bg: #141B26;
    --main-text: #FFFFFF;
    --secondary-text: #94A3B8;
    --border-radius: 8px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    --neon-glow: 0 0 10px rgba(0, 242, 255, 0.7);
    --alert-glow: 0 0 10px rgba(255, 0, 85, 0.7);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--primary-bg);
    color: var(--main-text);
    line-height: 1.6;
    padding-bottom: 80px; /* Espaço para a tab bar */
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header e Navegação Temporal */
header {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(0, 242, 255, 0.1);
}

.app-title {
    color: var(--primary-accent);
    text-align: center;
    margin-bottom: 15px;
    font-size: 1.8rem;
    text-shadow: var(--neon-glow);
    letter-spacing: 1px;
}

.year-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.year-selector button {
    background-color: transparent;
    color: var(--primary-accent);
    border: 1px solid var(--primary-accent);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s;
}

.year-selector button:hover {
    background-color: rgba(0, 242, 255, 0.1);
    box-shadow: var(--neon-glow);
}

.year-display {
    font-size: 1.5rem;
    margin: 0 15px;
    color: var(--main-text);
}

.month-carousel {
    display: flex;
    overflow-x: auto;
    gap: 10px;
    padding: 10px 0;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-accent) var(--card-bg);
}

.month-carousel::-webkit-scrollbar {
    height: 6px;
}

.month-carousel::-webkit-scrollbar-track {
    background: var(--card-bg);
    border-radius: 3px;
}

.month-carousel::-webkit-scrollbar-thumb {
    background-color: var(--primary-accent);
    border-radius: 3px;
}

.month-item {
    min-width: 100px;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 12px;
    text-align: center;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.3s;
    flex-shrink: 0;
}

.month-item:hover {
    border-color: var(--primary-accent);
}

.month-item.active {
    background-color: rgba(0, 242, 255, 0.1);
    border-color: var(--primary-accent);
    box-shadow: var(--neon-glow);
}

.month-name {
    font-weight: bold;
    color: var(--main-text);
}

.month-year {
    font-size: 0.8rem;
    color: var(--secondary-text);
}

/* Tabela de Monitoramento */
.attendance-grid-container {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(0, 242, 255, 0.1);
    overflow-x: auto;
}

.grid-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.grid-title {
    color: var(--primary-accent);
    font-size: 1.3rem;
}

.export-btn, .action-btn {
    background-color: var(--primary-accent);
    color: var(--primary-bg);
    border: none;
    border-radius: var(--border-radius);
    padding: 8px 15px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
}

.export-btn:hover, .action-btn:hover {
    box-shadow: var(--neon-glow);
    transform: translateY(-2px);
}

.attendance-grid {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

.attendance-grid th {
    background-color: rgba(0, 242, 255, 0.1);
    color: var(--primary-accent);
    padding: 12px 8px;
    text-align: center;
    border: 1px solid rgba(0, 242, 255, 0.2);
}

.attendance-grid td {
    padding: 10px 8px;
    text-align: center;
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.member-cell {
    text-align: left;
    padding-left: 15px;
    color: var(--main-text);
}

.member-uid {
    font-size: 0.8rem;
    color: var(--secondary-text);
    display: block;
    margin-top: 3px;
}

.attendance-cell {
    cursor: pointer;
    transition: all 0.3s;
}

.attendance-cell:hover {
    background-color: rgba(0, 242, 255, 0.05);
}

.attendance-cell.present {
    color: var(--primary-accent);
    background-color: rgba(0, 242, 255, 0.05);
}

.attendance-cell.absent {
    color: var(--alert-accent);
    background-color: rgba(255, 0, 85, 0.05);
}

.day-header {
    color: var(--secondary-text);
    font-size: 0.9rem;
}

.present i {
    text-shadow: var(--neon-glow);
}

.absent i {
    text-shadow: var(--alert-glow);
}

/* Bottom Tab Bar */
.tab-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--card-bg);
    display: flex;
    justify-content: space-around;
    padding: 15px 0;
    border-top: 1px solid rgba(0, 242, 255, 0.2);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.3);
    z-index: 100;
}

.tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--secondary-text);
    cursor: pointer;
    transition: all 0.3s;
    padding: 5px 10px;
    border-radius: var(--border-radius);
    text-decoration: none;
}

.tab-item:hover {
    color: var(--main-text);
}

.tab-item.active {
    color: var(--primary-accent);
    background-color: rgba(0, 242, 255, 0.1);
}

.tab-icon {
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.tab-label {
    font-size: 0.9rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(10, 14, 20, 0.9);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    max-width: 500px;
    width: 90%;
    border: 1px solid var(--primary-accent);
    box-shadow: var(--neon-glow);
}

.modal-title {
    color: var(--alert-accent);
    margin-bottom: 15px;
    font-size: 1.5rem;
    text-align: center;
}

.modal-message {
    color: var(--main-text);
    margin-bottom: 25px;
    text-align: center;
    line-height: 1.5;
}

.modal-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.modal-btn {
    padding: 10px 25px;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
}

.modal-btn.confirm {
    background-color: var(--alert-accent);
    color: white;
}

.modal-btn.confirm:hover {
    box-shadow: var(--alert-glow);
}

.modal-btn.cancel {
    background-color: transparent;
    color: var(--secondary-text);
    border: 1px solid var(--secondary-text);
}

.modal-btn.cancel:hover {
    color: var(--main-text);
    border-color: var(--main-text);
}

/* Members Page */
.member-list {
    list-style: none;
    padding: 0;
}

.member-list-item {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 15px 20px;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.member-info .member-name {
    font-weight: bold;
}

.member-info .member-uid {
    font-size: 0.9rem;
    color: var(--secondary-text);
}

.member-actions button {
    background: transparent;
    border: none;
    color: var(--secondary-text);
    cursor: pointer;
    font-size: 1.1rem;
    margin-left: 15px;
    transition: all 0.3s;
}

.member-actions button:hover {
    color: var(--primary-accent);
}

.member-actions .delete-btn:hover {
    color: var(--alert-accent);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--secondary-text);
}

.form-group input {
    width: 100%;
    padding: 12px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(148, 163, 184, 0.3);
    background-color: var(--primary-bg);
    color: var(--main-text);
    font-size: 1rem;
}

/* Reports Page */
.reports-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.report-item {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 15px 20px;
    display: grid;
    grid-template-columns: 150px 1fr 100px;
    align-items: center;
    gap: 15px;
}

.report-member-name {
    font-weight: bold;
    color: var(--main-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.report-bar-container {
    display: flex;
    height: 20px;
    background-color: rgba(148, 163, 184, 0.2);
    border-radius: 4px;
    overflow: hidden;
}

.report-bar-present {
    background-color: var(--primary-accent);
    height: 100%;
}

.report-bar-absent {
    background-color: var(--alert-accent);
    height: 100%;
}

.report-stats {
    text-align: right;
    font-size: 0.9rem;
    color: var(--secondary-text);
}


/* Responsividade */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .month-item {
        min-width: 80px;
        padding: 8px;
    }
    
    .attendance-grid th, 
    .attendance-grid td {
        padding: 8px 5px;
    }
    
    .member-cell {
        padding-left: 8px;
    }
    
    .tab-label {
        font-size: 0.8rem;
    }

    .report-item {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .report-member-name {
        grid-row: 1;
        grid-column: 1;
    }

    .report-bar-container {
        grid-row: 2;
        grid-column: 1;
    }

    .report-stats {
        grid-row: 1;
        grid-column: 1;
        text-align: right;
    }
}