/* =========================================
   1. LAYOUT GLOBAL & RESET
   ========================================= */
:root {
  /* Paleta de Colores - Definida en Styleguide */
  --color-bg-main: #FFFFFF;
  --color-bg-secondary: #F5F7FA;
  --color-accent: #008996;
  --color-accent-hover: #006B75;
  --color-text-main: #333F48;
  --color-text-muted: #64748B;
  --color-border: #E2E8F0;

  /* Tipografías */
  --font-ui: 'Montserrat', sans-serif;
  --font-code: 'Fira Code', monospace;
}

body {
    margin: 0;
    display: flex;
    height: 100vh;
    background-color: var(--color-bg-main);
    overflow: hidden;
    font-family: var(--font-ui);
    color: var(--color-text-main);
}

/* =========================================
   2. SIDEBAR (MENU LATERAL)
   ========================================= */
.sidebar {
    width: 260px;
    background-color: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
    display: none; /* Se activa vía JS al cargar proyecto */
    flex-direction: column;
    justify-content: space-between;
    z-index: 100;
    animation: slideIn 0.4s ease forwards;
}

.sidebar-header { padding: 30px 25px; }
.nexus-title-sidebar { font-size: 1.4rem; color: var(--color-accent); margin: 0; font-weight: 700; }
.system-status { font-size: 0.7rem; text-transform: uppercase; color: var(--color-text-muted); margin-top: 5px; letter-spacing: 1px; }

.sidebar-nav {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    padding: 20px 15px;
    gap: 8px;
}

.menu-section-label {
    font-size: 0.7rem; font-weight: 700; color: var(--color-text-muted);
    text-transform: uppercase; padding-left: 10px; margin-bottom: 5px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    text-decoration: none;
    color: var(--color-text-main);
    border-radius: 8px;
    transition: all 0.2s ease;
    font-weight: 500;
}

.nav-item:hover {
    background-color: #FFFFFF;
    color: var(--color-accent);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.sidebar-footer { padding: 20px; text-align: center; font-size: 0.7rem; color: var(--color-text-muted); }

/* =========================================
   3. WORKSPACE (ZONA DE TRABAJO)
   ========================================= */
.workspace {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-y: auto; /* Permite scroll si la app es larga */
}

/* --- ESTADO INICIAL (CARGANDO) --- */
body.is-loading .workspace {
    align-items: center;
    padding-top: 60px;
}

.nexus-title {
    font-size: 4rem;
    color: var(--color-text-main);
    margin: 0;
    font-weight: 700;
}

.central-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

body.is-loading .path-display-wrapper { margin-top: 180px; }
body.is-loading .drop-area { margin-top: 25px; }

.file-path {
    font-family: var(--font-code);
    background-color: var(--color-bg-secondary);
    padding: 8px 16px;
    border-radius: 6px;
    border: 1px solid var(--color-border);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.drop-area {
    width: 500px;
    padding: 60px;
    border: 2px dashed var(--color-border);
    border-radius: 20px;
    background: var(--color-bg-secondary);
    text-align: center;
    transition: 0.3s;
}

.btn-primary {
    background-color: var(--color-accent);
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    display: inline-block;
    margin-top: 15px;
}

/* =========================================
   4. APP: DEVELOPMENT STEPS (UI DINÁMICA)
   ========================================= */

.dev-steps-app {
    padding: 30px 40px;
    max-width: 1100px;
    margin: 0 auto;
    /* NUEVO: Convertimos esto en un contenedor flex vertical */
    display: flex;
    flex-direction: column;
    /* NUEVO: Forzamos a que ocupe el alto de la ventana menos el header y paddings */
    height: calc(100vh - 100px); 
    box-sizing: border-box;
}

/* --- Cabecera de Metadatos --- */
.form-header-grid {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
    align-items: flex-end;
    background: #FFFFFF;
    padding: 20px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    flex-shrink: 0; /* IMPRESCINDIBLE: Evita que el formulario se aplaste */
}

.meta-group {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.meta-group label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-text-muted);
    letter-spacing: 0.5px;
}

.nexus-input {
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: var(--font-ui);
    font-size: 0.95rem;
    color: var(--color-text-main);
    transition: all 0.2s;
}

.nexus-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 137, 150, 0.1);
}

.btn-save {
    background-color: var(--color-text-main); /* Oscuro para contraste */
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-ui);
    font-weight: 600;
    transition: background 0.3s;
}

.btn-save:hover {
    background-color: black;
}

/* --- Tabla Nexus --- */
.table-container {
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background: white;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    
    /* NUEVO: Esto activa el scroll interno */
    flex-grow: 1;         /* Ocupa todo el espacio sobrante */
    overflow-y: auto;     /* Scroll vertical automático */
    overflow-x: hidden;   /* Ocultar scroll horizontal si no es necesario */
    display: block;       /* Asegura comportamiento de bloque */
    position: relative;   /* Necesario para el sticky header */
}

.nexus-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.nexus-table th {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-main);
    font-weight: 700;
    text-align: left;
    padding: 15px 20px;
    border-bottom: 2px solid var(--color-border);
    
    /* NUEVO: La magia del Sticky Header */
    position: sticky;
    top: 0;
    z-index: 10; /* Asegura que quede por encima de las filas al bajar */
    /* Importante: Si el th es transparente, se verán las letras pasar por debajo. 
       Asegúrate que tenga background-color (ya lo tiene arriba) */
    box-shadow: 0 2px 4px rgba(0,0,0,0.05); /* Opcional: sombrita para separar */
}

.nexus-table td {
    padding: 8px 20px;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

/* Filas de Sección (Headers amarillos del excel -> Turquesa Nexus) */
.section-row td {
    background-color: rgba(0, 137, 150, 0.08); /* Acento muy suave */
    color: var(--color-accent);
    font-weight: 700;
    padding: 12px 20px;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-top: 2px solid white;
}

/* Inputs dentro de la tabla */
.comment-input {
    width: 95%;
    border: none;
    background: transparent;
    padding: 8px;
    font-family: var(--font-ui);
    color: var(--color-text-main);
    border-bottom: 1px dashed transparent;
}

.comment-input:focus {
    outline: none;
    border-bottom: 1px dashed var(--color-accent);
    background: #FAFAFA;
}

.status-select {
    width: 100%;
    padding: 6px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    background-color: white;
    font-family: var(--font-ui);
    font-size: 0.85rem;
    cursor: pointer;
    color: var(--color-text-main);
}

/* Efecto hover en filas */
.nexus-table tbody tr:not(.section-row):hover {
    background-color: #F8FAFC;
}

/* --- Actualizar Action Group para soportar 2 botones --- */
.action-group {
    display: flex;
    gap: 10px; /* Separación entre botones */
}

/* --- Botón Save (Existente - mantenlo o asegúrate que esté así) --- */
.btn-save {
    background-color: var(--color-text-main);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-ui);
    font-weight: 600;
    transition: background 0.3s;
}
.btn-save:hover { background-color: black; }

/* --- Nuevo Botón Finish --- */
.btn-finish {
    background-color: var(--color-accent); /* Turquesa */
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-ui);
    font-weight: 600;
    transition: background 0.3s;
}

.btn-finish:hover {
    background-color: var(--color-accent-hover);
    box-shadow: 0 4px 10px rgba(0, 137, 150, 0.3);
}

/* Línea de Comando Estilo Terminal */
.command-line {
    background-color: #1e1e1e;
    padding: 14px 20px;
    border-radius: 8px;
    margin-top: 15px;
    display: flex;
    align-items: center;
}

.command-line code {
    font-family: var(--font-code);
    color: #4fd1c5; /* Turquesa neón para legibilidad */
    font-size: 0.95rem;
}

.command-line::before {
    content: "ksh >";
    font-family: var(--font-code);
    margin-right: 12px;
    color: #64748b;
    font-weight: bold;
}

/* Efecto Checkbox/Completado */
.step-card.is-completed {
    border-left: 6px solid #10B981;
    background-color: #F8FAFC;
    opacity: 0.8;
}

.step-card.is-completed h3 {
    text-decoration: line-through;
    color: var(--color-text-muted);
}

/* --- ANIMACIONES Y VIDEOS --- */
.video-container {
    display: none;
    width: 90%; max-width: 1000px; height: 500px;
    margin: 40px auto; border-radius: 20px; overflow: hidden;
    position: relative;
    mask-image: radial-gradient(circle, black 60%, transparent 100%);
}

#bg-video { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) opacity(0.3); }

@keyframes slideIn { from { transform: translateX(-100%); } to { transform: translateX(0); } }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* --- Responsividad para Nexus 3070 --- */
@media (max-width: 900px) {
    .form-header-grid {
        flex-direction: column;
        align-items: stretch;
    }
    
    .meta-group {
        flex: 1 1 auto !important;
    }

    .action-group {
        justify-content: flex-end;
        margin-top: 10px;
    }

    .table-container {
        overflow-x: auto; /* Scroll horizontal en tablas si es necesario */
    }

    .nexus-table {
        min-width: 700px;
    }
}

/* --- NEXUS 3070 VECTOR PRINT ENGINE --- */

/* Asegurar colores exactos (Chrome/Edge/Safari) */
* {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
}

@media print {
    /* Configuración de la hoja física */
    @page {
        size: A4 portrait;
        margin: 1.5cm; /* Margen elegante de documento */
    }

    /* Reset total del cuerpo para impresión */
    body {
        background-color: white !important;
        margin: 0 !important;
        padding: 0 !important;
        height: auto !important;
        overflow: visible !important;
        font-size: 11pt !important; /* Tamaño legible estándar */
    }

    /* OCULTAR INTERFAZ DE USUARIO (Sidebar, Botones, Videos, Fondos) */
    .sidebar, 
    .video-container, 
    .main-header, 
    .path-display-wrapper, 
    .action-group,      
    .btn-save,          
    .btn-finish,
    .drop-area,
    ::-webkit-scrollbar { /* Ocultar barras de scroll si aparecen */
        display: none !important;
    }

    /* AJUSTE DEL CONTENEDOR PRINCIPAL */
    .workspace {
        overflow: visible !important;
        display: block !important;
        height: auto !important;
    }

    .dev-steps-app {
        width: 100% !important;
        max-width: none !important;
        margin: 0 !important;
        padding: 0 !important;
        box-shadow: none !important;
        animation: none !important;
    }

    /* CABECERA DEL FORMULARIO */
    .form-header-grid {
        display: grid !important;
        grid-template-columns: 1fr 1fr 1fr !important; /* 3 columnas perfectas */
        gap: 20px !important;
        border: 1px solid #ddd !important;
        padding: 20px !important;
        margin-bottom: 25px !important;
        background-color: #fcfcfc !important;
        border-radius: 8px !important;
        page-break-inside: avoid; /* No cortar la cabecera entre páginas */
    }

    /* INPUTS EN MODO LECTURA */
    /* Quitamos el estilo de "caja de texto" para que parezca dato impreso */
    .nexus-input {
        border: none !important;
        border-bottom: 1px solid #ccc !important;
        background: transparent !important;
        padding: 5px 0 !important;
        font-family: 'Fira Code', monospace !important;
        font-weight: 700 !important;
        font-size: 11pt !important;
        color: #000 !important;
        width: 100% !important;
    }
    
    label {
        color: #64748B !important;
        font-size: 8pt !important;
        font-weight: bold !important;
        text-transform: uppercase;
    }

    /* TABLA PROFESIONAL */
    .table-container {
        border: none !important;
        box-shadow: none !important;
        overflow: visible !important;
    }

    .nexus-table {
        width: 100% !important;
        border-collapse: collapse !important;
        font-size: 10pt !important;
    }

    .nexus-table th {
        background-color: #F1F5F9 !important; /* Gris muy suave */
        color: #334155 !important;
        border-bottom: 2px solid #008996 !important; /* Línea de acento Nexus */
        padding: 10px !important;
    }

    .nexus-table td {
        border-bottom: 1px solid #e2e8f0 !important;
        padding: 12px 10px !important;
    }

    /* Filas de sección (Headers azules) */
    .section-row td {
        background-color: #e0f2f1 !important; /* Turquesa muy suave */
        color: #00695c !important;
        font-weight: bold !important;
        padding-top: 20px !important;
        border-top: 2px solid #fff !important;
    }

    /* Selects e Inputs dentro de la tabla */
    .status-select, .comment-input {
        border: none !important;
        background: transparent !important;
        appearance: none !important; /* Quita flecha del select */
        -webkit-appearance: none !important;
        font-size: 10pt !important;
        color: #000 !important;
        padding: 0 !important;
        margin: 0 !important;
    }
    
    /* Forzar color de estado Done a verde impreso */
    select option[value="done"]:checked,
    select[value="done"] {
        color: #059669 !important;
        font-weight: bold !important;
    }
}