:root {
    --primary-color: #2c7873;
    --secondary-color: #6fb98f;
    --accent-color: #004445;
    --text-color: #333;
    --bg-color: #f8f9fa;
    --card-bg: #ffffff;
    --input-bg: #f1f3f4;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
}

[data-theme="dark"] {
    --primary-color: #4fc3f7;
    --secondary-color: #0288d1;
    --accent-color: #01579b;
    --text-color: #e0e0e0;
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --input-bg: #2d2d2d;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.3s, color 0.3s;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

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

header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px 0;
}

.header-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
}

h1 {
    color: var(--primary-color);
    font-size: 2.2rem;
    margin-bottom: 5px;
}

h1 i {
    margin-right: 10px;
}

.tagline {
    color: var(--secondary-color);
    font-style: italic;
}

#theme-toggle {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#theme-toggle:hover {
    background-color: rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] #theme-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

main {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

.tool-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
}

.tool-card h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.tool-card h2 i {
    margin-right: 10px;
}

.tool-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.input-group label {
    font-weight: 500;
    color: var(--text-color);
}

.input-group input {
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    background-color: var(--input-bg);
    color: var(--text-color);
    font-size: 1rem;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(44, 120, 115, 0.2);
}

[data-theme="dark"] .input-group input:focus {
    box-shadow: 0 0 0 2px rgba(79, 195, 247, 0.3);
}

/* Estilos para a calculadora de fitoplâncton */
.phytoplankton-info {
    margin-top: 20px;
    padding: 15px;
    background-color: var(--card-bg);
    border-radius: 8px;
    border-left: 4px solid #2ecc71;
}

.phytoplankton-info ul {
    padding-left: 20px;
    margin-top: 10px;
}

.phytoplankton-info li {
    margin-bottom: 8px;
    font-size: 0.9em;
}

.phytoplankton-info i {
    color: #2ecc71;
    margin-right: 5px;
}

button {
    padding: 12px 20px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    margin-top: 10px;
    transition: transform 0.2s, background-color 0.3s;
}

button:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
}

button:active {
    transform: translateY(0);
}

.result {
    margin-top: 15px;
    padding: 15px;
    background-color: rgba(111, 185, 143, 0.2);
    border-radius: var(--border-radius);
    font-weight: 600;
    color: var(--text-color);
    text-align: center;
    display: none;
}

.recommended-stores {
    margin-top: 30px;
}

.recommended-stores h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    text-align: center;
    font-size: 1.8rem;
}

.stores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.store-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: transform 0.3s;
}

.store-card:hover {
    transform: translateY(-5px);
}

.store-card h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.store-card p {
    color: var(--text-color);
    margin-bottom: 15px;
    opacity: 0.8;
}

.store-contact {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--secondary-color);
    font-weight: 600;
}

footer {
    text-align: center;
    margin-top: 50px;
    padding: 20px 0;
    color: var(--text-color);
    opacity: 0.7;
    font-size: 0.9rem;
}

/* Responsividade */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 10px;
    }

    h1 {
        font-size: 1.8rem;
    }

    .tool-card {
        padding: 20px 15px;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 15px;
    }

    h1 {
        font-size: 1.5rem;
    }

    .tool-card h2 {
        font-size: 1.3rem;
    }

    button {
        padding: 10px 15px;
    }
}

/* Mantenha todas as variáveis e estilos anteriores e adicione: */

.calculator-switcher {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
    gap: 10px;
}

.switch-btn {
    padding: 12px 25px;
    background-color: var(--card-bg);
    color: var(--text-color);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.switch-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.switch-btn.active {
    color: var(--primary-color);
}

.switch-btn.active::after {
    transform: scaleX(1);
}

.switch-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.calculators-container {
    position: relative;
    min-height: 300px;
}

.tool-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
    visibility: hidden;
}

.tool-card.active {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
    position: relative;
}

/* Ajuste para telas pequenas */
@media (max-width: 480px) {
    .calculator-switcher {
        flex-direction: column;
    }
    
    .switch-btn {
        width: 100%;
    }
}


/* Mantenha todos os estilos anteriores e adicione: */

.store-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: transform 0.3s;
    display: flex;
    align-items: center;
    gap: 20px;
    overflow: hidden;
}

.store-logo {
    width: 80px;
    height: 80px;
    min-width: 80px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--primary-color);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
}

.store-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.store-info {
    flex: 1;
}

.store-contact {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed var(--secondary-color);
}

/* Efeito hover mais elaborado */
.store-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.store-card:hover .store-logo {
    transform: rotate(5deg);
    transition: transform 0.3s ease;
}

/* Responsividade para telas pequenas */
@media (max-width: 600px) {
    .store-card {
        flex-direction: column;
        text-align: center;
    }
    
    .store-logo {
        margin-bottom: 15px;
    }
    
    .store-contact {
        justify-content: center;
    }
}

/* Adicione uma animação sutil para quando a loja é clicada */
.store-card:active {
    transform: scale(0.98);
}

/* Adicione estes novos estilos */

.calculator-switcher {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    gap: 15px;
}

.tools-container {
    display: flex;
    overflow: hidden;
    width: 300px;
    position: relative;
}

.tool-buttons {
    display: flex;
    gap: 10px;
    width: 100%;
    flex-shrink: 0;
    transition: transform 0.5s ease;
    position: absolute;
    opacity: 0;
    transform: translateX(100%);
}

.tool-buttons.active {
    position: relative;
    opacity: 1;
    transform: translateX(0);
}

.nav-arrow {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-arrow:hover {
    background: var(--accent-color);
    transform: scale(1.1);
}

.nav-arrow:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.nav-arrow i {
    font-size: 1.2rem;
}

.brand-select {
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    background-color: var(--input-bg);
    color: var(--text-color);
    font-size: 1rem;
    width: 100%;
}

.brand-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.info-text {
    font-size: 0.9rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-style: italic;
}

/* Ajustes para mobile */
@media (max-width: 480px) {
    .tools-container {
        width: 220px;
    }
    
    .tool-buttons {
        flex-direction: column;
    }
    
    .switch-btn {
        width: 100%;
    }
}

/* Adicione estes estilos */

.heater-info {
    margin-top: 20px;
    padding: 15px;
    background-color: rgba(44, 120, 115, 0.1);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
}

[data-theme="dark"] .heater-info {
    background-color: rgba(79, 195, 247, 0.1);
}

.heater-info ul {
    padding-left: 20px;
    margin-top: 10px;
}

.heater-info li {
    margin-bottom: 5px;
}

/* Container principal com altura fixa e rolagem */
.problems-container {
    max-height: 500px;
    overflow: hidden;
    padding: 15px;
}

.problems-scroll-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    max-height: 400px;
    overflow-y: auto;
    padding-right: 10px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--card-bg);
}

/* Customização da scrollbar */
.problems-scroll-container::-webkit-scrollbar {
    width: 8px;
}

.problems-scroll-container::-webkit-scrollbar-track {
    background: var(--card-bg);
}

.problems-scroll-container::-webkit-scrollbar-thumb {
    background-color: var(--primary-color);
    border-radius: 10px;
}

/* Mantenha os outros estilos de problem-card existentes */
.problem-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: transform 0.3s;
}

.problem-card:hover {
    transform: translateY(-5px);
}

.problem-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.problem-card h4 {
    padding: 10px 15px 5px;
    color: var(--primary-color);
}

.problem-card p {
    padding: 0 15px 15px;
    font-size: 0.9rem;
    color: var(--text-color);
}

/* Modal de soluções */
.problem-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    z-index: 1000;
    overflow-y: auto;
}

.modal-content {
    background: var(--card-bg);
    max-width: 800px;
    margin: 50px auto;
    padding: 30px;
    border-radius: var(--border-radius);
    position: relative;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 1.5rem;
    cursor: pointer;
}

.problem-solutions ul {
    margin-top: 15px;
    padding-left: 20px;
}

.solution-tag {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    margin-right: 5px;
}

/* Correção para o container principal no mobile */
@media (max-width: 768px) {
    .calculators-container {
        width: 100%;
        padding: 0 10px;
        box-sizing: border-box;
        overflow-x: hidden; /* Impede a rolagem horizontal */
    }

    .problems-container {
        width: 100%;
        margin: 0;
        padding: 10px;
    }

    .problems-scroll-container {
        grid-template-columns: 1fr; /* Uma coluna no mobile */
        gap: 15px;
        padding: 5px;
    }

    .problem-card {
        margin: 0 auto;
        max-width: 95%;
    }

    /* Garante que o modal não cause deslocamento */
    .modal-content {
        width: 95%;
        margin: 20px auto;
        padding: 15px;
    }
}

/* Adicione isto para corrigir o viewport */
@viewport {
    width: device-width;
    zoom: 1.0;
}

/* Container principal fixo */
.calculators-container {
    position: relative;
    min-height: 400px; /* Altura fixa suficiente */
    overflow: hidden; /* Impede barra de rolagem */
    width: 100%;
}

/* Cards das calculadoras */
.tool-card {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 20px;
    box-sizing: border-box;
    overflow-y: auto; /* Rolagem apenas interna se necessário */
}


/* Remove rolagem da página quando calculadora está ativa */
body.calculator-active {
    overflow: hidden;
}




/* Estilo para o container do logo */
.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Estilo para o ícone do Instagram */
.instagram-icon {
    color: var(--text-color);
    font-size: 1.5rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.instagram-icon:hover {
    color: #E1306C; /* Cor do Instagram */
    transform: scale(1.1);
}

/* Ajuste para o tema escuro */
[data-theme="dark"] .instagram-icon {
    color: #f8f9fa;
}

[data-theme="dark"] .instagram-icon:hover {
    color: #E1306C;
}

/* Ajuste de responsividade */
@media (max-width: 480px) {
    .logo-container {
        gap: 10px;
    }
    
    .instagram-icon {
        font-size: 1.3rem;
    }
}

#user-state {
    font-size: 0.8em;
    color: var(--secondary-color);
    font-weight: normal;
    margin-left: 10px;
}

/* Melhorias para o carregamento */
.stores-grid {
    min-height: 200px; /* Evita saltos no layout */
}


.location-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 20px;
    padding: 5px 15px;
    margin-left: 15px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.location-btn:hover {
    background: var(--accent-color);
    transform: scale(1.05);
}

.location-btn i {
    font-size: 0.9rem;
}

#user-state {
    font-size: 0.8em;
    color: var(--secondary-color);
    font-weight: normal;
    margin-left: 10px;
}

/* Estilo para tags de soluções */
.solution-tag.produto { background-color: #4CAF50; }
.solution-tag.predador { background-color: #2196F3; }
.solution-tag.controle { background-color: #FF9800; }
.solution-tag.manual { background-color: #9C27B0; }
.solution-tag.equipamento { background-color: #607D8B; }
.solution-tag.armadilha { background-color: #795548; }
.solution-tag.prevenção { background-color: #009688; }
.solution-tag.tempo { background-color: #FF5722; }