/* --- FUNDAÇÃO E IDENTIDADE VISUAL --- */
@import url('../../shared/base.css');

:root {
    /* TEMA CLARO (PADRÃO) */
    --bg: #f0f2f5;
    --surface: #ffffff;
    --text: #212529;
    --text-secondary: #6c757d;
    --border: #dee2e6;
    --shadow: 0 2px 8px rgba(0,0,0,0.07);

    /* Cores de destaque padrão do repositório */
    --primary: #2563eb;
    --secondary: #003366;
    --cor-destaque: #ffc107;
    --cor-sucesso: #28a745;
    --cor-erro: #dc3545;
    --accent-light: #fff3cd;

    --radius: 12px;
    --radius-sm: 8px;
    --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --transition: 0.3s ease;
}

body.dark-theme {
    /* TEMA ESCURO */
    --bg: #0a1929;
    --surface: #112233;
    --text: #e9ecef;
    --text-secondary: #8696a7;
    --border: #334b61;
    --shadow: 0 1px 3px rgba(0,0,0,0.4);
    --primary: #3b82f6;
}

/* --- ESTILOS GERAIS E LAYOUT --- */
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: var(--font);
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    transition: background-color var(--transition), color var(--transition);
    overflow-x: hidden; 
}
.app-container { display: flex; flex-direction: column; min-height: 100vh; width: 100%; }

/* --- HEADER REFINADO --- */
.app-header {
    background: linear-gradient(145deg, #0f172a 0%, #1e3a5f 50%, #1a365d 100%);
    color: white;
    padding: 0.9rem 1rem;
    box-shadow: var(--shadow);
    z-index: 1000;
    position: sticky;
    top: 0;
}
.header-content { display: flex; justify-content: space-between; align-items: center; max-width: 1600px; margin: 0 auto; }
.header-content h1 { font-size: 1rem; font-weight: 600; display: flex; align-items: center; gap: 0.75rem; margin: 0; }
.theme-switcher { display: flex; align-items: center; gap: .5rem; }
.switch { position: relative; display: inline-block; width: 50px; height: 26px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: rgba(255,255,255,0.25); transition: .4s; border-radius: 26px; }
.slider:before { position: absolute; content: ""; height: 20px; width: 20px; left: 3px; bottom: 3px; background-color: white; transition: .4s; border-radius: 50%; }
input:checked + .slider { background-color: var(--cor-destaque); }
input:checked + .slider:before { transform: translateX(24px); }

/* --- MENU FULLSCREEN SGL --- */
.fullscreen-menu {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-color: var(--surface); z-index: 9999;
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    opacity: 0; pointer-events: none; transition: all 0.3s ease;
    transform: translateY(-10px);
}
.fullscreen-menu.active { opacity: 1; pointer-events: auto; transform: translateY(0); }
.fullscreen-menu .close-btn { position: absolute; top: 1.5rem; right: 1.5rem; font-size: 2.5rem; color: var(--text); }
.overlay-nav { display: flex; flex-direction: column; gap: 1.5rem; text-align: center; width: 90%; max-width: 400px; }
.overlay-nav .nav-link {
    font-size: 1.2rem; font-weight: bold; color: var(--text); text-decoration: none;
    padding: 1rem; border-radius: var(--radius-sm); transition: all 0.2s ease;
    display: flex; align-items: center; justify-content: center; gap: 1rem;
    border: 2px solid var(--border); background-color: var(--bg);
}
.overlay-nav .nav-link:hover, .overlay-nav .nav-link.active {
    background-color: var(--primary); color: white; border-color: var(--primary); transform: scale(1.02);
}

/* --- LAYOUT PRINCIPAL (GRID) --- */
.app-main { flex-grow: 1; display: grid; grid-template-columns: 1fr; gap: 1rem; padding: 1rem; width: 100%; }
#inputs-column, #outputs-column { display: flex; flex-direction: column; gap: 1rem; }

/* --- CARDS E TÍTULOS --- */
.card {
    background-color: var(--surface); padding: 1.5rem; border-radius: var(--radius-sm);
    border: 1px solid var(--border); box-shadow: var(--shadow); transition: all var(--transition);
    display: flex; flex-direction: column;
}
.card h2 {
    font-size: 1.1rem; font-weight: 700; color: var(--primary); margin: 0 0 1.5rem 0;
    padding-bottom: 0.75rem; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 0.75rem;
}
body.dark-theme .card h2 { color: var(--text); }

/* --- FORMULÁRIOS E INPUTS --- */
.input-group { margin-bottom: 1rem; width: 100%; }
.input-group label { display: block; font-size: .8rem; font-weight: 600; color: var(--text-secondary); margin-bottom: .4rem; }
.input-group select, .input-group input[type="text"], .input-group input[type="date"], .input-group input[type="number"] {
    width: 100%; padding: .7rem .85rem; border: 2px solid var(--border); border-radius: var(--radius-sm);
    background-color: var(--bg); color: var(--text); font-size: .9rem; transition: border-color .2s, box-shadow .2s;
}
.input-group select:disabled, .input-group input:disabled { opacity: 0.6; cursor: not-allowed; }
.input-group select:focus, .input-group input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15); }
.input-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(120px, 100%), 1fr)); gap: 1rem; }
body.dark-theme input[type="date"] { color-scheme: dark; }

/* --- BOTÕES --- */
.button-group { display: flex; gap: .75rem; margin-top: auto; padding-top: 1rem; flex-wrap: wrap;}
.main-button, .secondary-button, .icon-button {
    padding: .85rem; border: none; border-radius: var(--radius-sm); font-size: .9rem;
    font-weight: bold; cursor: pointer; transition: all var(--transition);
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; flex: 1;
}
.main-button { background-color: var(--primary); color: white; }
.secondary-button { background-color: transparent; color: var(--primary); border: 2px solid var(--border); }
body.dark-theme .secondary-button { color: var(--text); }
.main-button:hover { opacity: 0.9; }
.secondary-button:hover { background: var(--bg); }
body.dark-theme .secondary-button:hover { background: var(--border); }
.icon-button { background: none; color: var(--text-secondary); padding: 0.5rem; font-size: 1.2rem; flex-grow: 0; }
.icon-button:hover { color: var(--primary); }

/* --- ESPECÍFICOS DO SGL --- */
.hidden { display: none !important; }

/* Oculta magicamente placeholders quando há resultados */
#results-container:not(:empty) ~ #resultPlaceholder,
#calculator-result:not(.hidden) ~ #calcPlaceholder,
#calculator-search-results-container:not(:empty) ~ #calcPlaceholder,
#blend-result:not(.hidden) ~ #blendPlaceholder { display: none !important; }

.results-list { list-style: none; padding: 0; margin-top: 1rem; }
.results-list li {
    background-color: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-sm); margin-bottom: 1rem; padding: 1rem;
    box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 1rem;
}
.list-item-header { display: flex; justify-content: space-between; width: 100%; align-items: center; flex-wrap: wrap; gap: 10px; }
.product-details { display: flex; flex-direction: column; }
.results-list .brand { font-weight: bold; color: var(--secondary); }
.results-list .product { font-weight: bold; color: var(--text); font-size: 1.1rem; }

.tech-data-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 1rem; padding: 1rem; background-color: var(--bg);
    border-radius: var(--radius-sm); border: 1px solid var(--border);
}
.tech-data-item { text-align: center; }
.tech-data-item .label { font-size: 0.8em; color: var(--text-secondary); display: block; }
.tech-data-item .value { font-weight: bold; font-size: 1.1em; color: var(--secondary); }

.compatibility-info { display: flex; align-items: center; gap: 8px; padding: 5px 12px; border-radius: 15px; font-size: 0.8em; font-weight: bold; text-align: center; }
.compat-ok { background-color: rgba(40, 167, 69, 0.1); color: var(--cor-sucesso); border: 1px solid var(--cor-sucesso); }
.compat-cuidado { background-color: rgba(255, 193, 7, 0.1); color: #b38600; border: 1px solid var(--cor-destaque); }
.compat-incompativel { background-color: rgba(220, 53, 69, 0.1); color: var(--cor-erro); border: 1px solid var(--cor-erro); }

.accordion-item { border-bottom: 1px solid var(--border); }
.accordion-header {
    background-color: transparent; border: none; width: 100%; text-align: left;
    padding: 1rem; font-size: 1.1rem; font-weight: bold; color: var(--secondary); cursor: pointer;
    display: flex; justify-content: space-between; align-items: center;
}
.accordion-header:hover { background-color: var(--bg); }
.accordion-content { max-height: 0; overflow: hidden; transition: max-height 0.3s ease-out; background-color: var(--bg); padding: 0 1rem; }

.modal-backdrop { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.6); display: flex; justify-content: center; align-items: center; z-index: 10000; }
.modal-content { background-color: var(--surface); padding: 30px; border-radius: var(--radius-sm); max-width: 500px; width: 90%; position: relative; box-shadow: var(--shadow); color: var(--text); }
.modal-close { position: absolute; top: 10px; right: 15px; font-size: 2rem; border: none; background: none; cursor: pointer; color: var(--text-secondary); }

/* --- TABELAS --- */
.table-container { overflow-x: auto; width: 100%; }
table { width: 100%; border-collapse: collapse; text-align: left; }
th, td { padding: 0.75rem 1rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
thead { background-color: var(--bg); }
thead th { font-weight: 700; color: var(--text); }
tbody tr { transition: background-color .2s ease; }
tbody tr:hover { background-color: var(--bg); }

/* --- RESPONSIVIDADE DESKTOP E MOBILE --- */
@media (min-width: 1024px) {
    .app-main { grid-template-columns: 1fr 1fr; gap: 1.5rem; padding: 1.5rem; max-width: 1600px; margin: 0 auto; }
    #inputs-column, #outputs-column { gap: 1.5rem; }
}

@media (max-width: 768px) {
    table { border: 0; }
    thead { display: none; }
    tbody tr { display: block; margin-bottom: 1rem; background-color: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: var(--shadow); }
    tbody td { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--border); padding: 0.8rem 1rem !important; text-align: right; }
    tbody td::before { content: attr(data-label); font-weight: bold; color: var(--text-secondary); text-transform: uppercase; font-size: 0.75rem; text-align: left; flex: 1; margin-right: 0.5rem; }
    tbody td:last-child { border-bottom: none; justify-content: flex-end; gap: 0.8rem; background-color: rgba(0,0,0,0.02); }
}