/* =========================================
   SISTEMA VISTA LIVRE - STYLESHEET
   Arquitetura Mobile First (@[frontend-specialist])
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700;900&display=swap');

:root {
    --text-primary: #ffffff;
    --nav-bg: rgba(135, 206, 250, 0.4);
    --nav-hover: rgba(135, 206, 250, 0.6);
    --border-glass: rgba(255, 255, 255, 0.4);
    --font-main: 'Roboto', sans-serif;
}

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

body {
    font-family: var(--font-main);
    background: url('../conteudo/fundo.png') no-repeat center center fixed;
    background-size: cover;
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* =========================================
   MOBILE FIRST (Regras Padrão)
   O layout base é mobile idêntico ao sistema.jpg
   com a barra vertical, logos e grid empilhadas
   ========================================= */

.app-container {
    display: flex;
    flex-direction: row; /* Sidebar permanentemente na esquerda como no mobile da referência */
    min-height: 100vh;
    width: 100%;
}

/* SIDEBAR ESQUERDA MOBILE */
.sidebar {
    width: 60px; /* Bem fina para acomodar apenas o essencial no mobile */
    min-width: 60px;
    display: flex;
    position: relative;
    padding-top: 15px;
    flex-direction: column;
    flex-shrink: 0;
}

.logo-container {
    width: 60px; /* Restringe a width base para respeitar a sidebar */
    height: 70px; /* Mantém o gap vertical */
    position: relative;
    margin-bottom: 5px; /* Reduzido para subir os botões */
    z-index: 10;
}

.logo {
    position: absolute;
    top: -15px;
    left: 20px;
    width: 130px; /* A logo cresce visualmente escorrendo para a direita do main content */
    max-width: none;
    height: auto;
    filter: drop-shadow(0px 4px 6px rgba(0,0,0,0.5));
}

.sidebar-graphic {
    position: absolute;
    top: -30px; /* Estoura no topo infinito */
    left: 54px; /* Posicionado cirurgicamente na divisão A e I (proporcional no mobile) */
    height: 120%; /* Estoura o fundo */
    z-index: 1; /* Transpassa por trás da logo opaca */
}

.barra {
    height: 100%;
    width: 18px; /* Mais fina para telas de celulares */
    object-fit: cover;
    object-position: top center;
    filter: drop-shadow(0 0 5px rgba(0,0,0,0.3));
}

.side-nav {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 5px;
    margin-left: 15px; /* Mais afastado da borda esquerda */
    z-index: 5;
    position: relative;
}

.nav-btn {
    background: var(--nav-bg);
    border: none;
    color: white;
    padding: 6px 2px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 700;
    font-family: var(--font-main);
    letter-spacing: 2px;
    
    /* Leitura vertical de cima para baixo */
    writing-mode: vertical-rl;
    
    height: auto;
    min-height: 95px; 
    width: 24px;
    transition: all 0.3s ease;
    font-size: 0.55rem;
    backdrop-filter: blur(4px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.8);
}

.nav-btn:hover {
    background: var(--nav-hover);
    transform: translateX(3px);
}

/* CONTEÚDO PRINCIPAL MOBILE */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding-top: 20px;
    padding-left: 30px; /* Espaçamento da margem da logo vazada */
    padding-right: 15px;
    overflow-x: hidden;
}

/* CABEÇALHO / LOGOUT MOBILE */
.top-header {
    width: 100%;
    display: flex;
    justify-content: flex-end;
    margin-bottom: 25px;
}

.user-dropdown {
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    padding: 4px 14px 4px 10px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    box-shadow: inset 0 0 10px rgba(255,255,255,0.1), 0 4px 15px rgba(0,0,0,0.3);
}

.greeting {
    font-size: 0.65rem;
    padding-left: 4px;
    opacity: 0.9;
    letter-spacing: 0.5px;
}

.user-select {
    background: transparent;
    border: none;
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
    font-family: var(--font-main);
    outline: none;
    cursor: pointer;
    appearance: none;
    padding-right: 20px;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right center;
    background-size: 15px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.user-select option {
    color: #333;
    background: #fff;
}

/* GRID ICONS MOBILE */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 30px 10px;
    justify-content: center;
    align-self: stretch;
}

.dash-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), filter 0.3s;
}

.dash-card:hover {
    transform: scale(1.05) translateY(-2px);
    filter: brightness(1.2);
}

.dash-card img {
    height: 70px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.5));
}


/* =========================================
   DESKTOP / TABLETS MAIORES (min-width: 768px)
   A partir de 768px, devolvemos proporções
   largas mantendo o aspecto clássico.
   ========================================= */
@media (min-width: 768px) {
    .app-container {
        max-width: 1400px;
        margin: 0 auto;
        padding: 0 20px;
    }

    .sidebar {
        width: 140px;
        min-width: 140px;
        padding-top: 30px;
    }

    .logo-container {
        width: 100%;
        height: 100px;
        padding-left: 20px;
        margin-bottom: 10px; /* Reduzido em harmonia com mobile */
    }

    .logo {
        position: absolute;
        top: -15px;
        left: 20px;
        width: 180px;
        max-width: none;
    }

    .sidebar-graphic {
        left: 73px; /* Centralizado perfeitamente pra versão redimensionada Desktop */
    }

    .barra {
        width: 25px; /* Volta para a régua fina do PC */
    }

    .side-nav {
        margin-left: 15px;
        gap: 15px; /* Reduzido para aproximar os botões do topo */
        margin-top: 15px;
    }

    .nav-btn {
        padding: 10px 5px;
        border-radius: 4px;
        height: auto;
        min-height: 110px;
        width: 32px;
        font-size: 0.75rem;
    }

    .main-content {
        padding-top: 40px;
        padding-left: 50px;
        padding-right: 20px;
    }

    .top-header {
        padding-right: 80px;
        margin-bottom: 50px;
    }

    .user-dropdown {
        padding: 6px 30px 6px 20px;
    }

    .greeting {
        font-size: 0.75rem;
    }

    .user-select {
        font-size: 1.3rem;
        padding-right: 25px;
        background-size: 20px;
    }

    .dashboard-grid {
        grid-template-columns: repeat(2, minmax(200px, 280px));
        grid-gap: 50px 80px;
        padding-right: 40px;
        align-self: center; /* Centraliza a caixa no desktop */
        width: 100%;
        max-width: none;
    }

    .dash-card img {
        height: 95px; /* Altura generosa pra desktop */
    }
}